/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/loop-invgen/fragtest_simple.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 05:18:51,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 05:18:51,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 05:18:51,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 05:18:51,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 05:18:51,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 05:18:51,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 05:18:51,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 05:18:51,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 05:18:51,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 05:18:51,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 05:18:51,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 05:18:51,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 05:18:51,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 05:18:51,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 05:18:51,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 05:18:51,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 05:18:51,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 05:18:51,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 05:18:51,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 05:18:51,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 05:18:51,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 05:18:51,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 05:18:51,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 05:18:51,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 05:18:51,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 05:18:51,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 05:18:51,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 05:18:51,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 05:18:51,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 05:18:51,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 05:18:51,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 05:18:51,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 05:18:51,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 05:18:51,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 05:18:51,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 05:18:51,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 05:18:51,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 05:18:51,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 05:18:51,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 05:18:51,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 05:18:51,163 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 [2020-10-14 05:18:51,194 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 05:18:51,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 05:18:51,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 05:18:51,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 05:18:51,196 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 05:18:51,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 05:18:51,196 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 05:18:51,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 05:18:51,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 05:18:51,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 05:18:51,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 05:18:51,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 05:18:51,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 05:18:51,198 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 05:18:51,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 05:18:51,198 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 05:18:51,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 05:18:51,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 05:18:51,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 05:18:51,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 05:18:51,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 05:18:51,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 05:18:51,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 05:18:51,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 05:18:51,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 05:18:51,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 05:18:51,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 05:18:51,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 05:18:51,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 05:18:51,201 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 05:18:51,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 05:18:51,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 05:18:51,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 05:18:51,493 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 05:18:51,494 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 05:18:51,499 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/fragtest_simple.i [2020-10-14 05:18:51,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/898ada78e/d563ec3928d24ca9831b062c547f5b93/FLAG786cb604e [2020-10-14 05:18:51,907 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 05:18:51,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loop-invgen/fragtest_simple.i [2020-10-14 05:18:51,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/898ada78e/d563ec3928d24ca9831b062c547f5b93/FLAG786cb604e [2020-10-14 05:18:52,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/898ada78e/d563ec3928d24ca9831b062c547f5b93 [2020-10-14 05:18:52,305 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 05:18:52,306 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 05:18:52,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 05:18:52,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 05:18:52,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 05:18:52,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@499c3c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52, skipping insertion in model container [2020-10-14 05:18:52,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 05:18:52,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 05:18:52,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:18:52,549 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 05:18:52,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:18:52,585 INFO L208 MainTranslator]: Completed translation [2020-10-14 05:18:52,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52 WrapperNode [2020-10-14 05:18:52,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 05:18:52,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 05:18:52,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 05:18:52,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 05:18:52,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (1/1) ... [2020-10-14 05:18:52,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 05:18:52,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 05:18:52,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 05:18:52,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 05:18:52,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (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 [2020-10-14 05:18:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 05:18:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 05:18:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 05:18:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-14 05:18:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 05:18:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 05:18:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 05:18:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 05:18:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-14 05:18:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 05:18:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 05:18:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 05:18:52,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 05:18:53,163 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 05:18:53,163 INFO L295 CfgBuilder]: Removed 3 assume(true) statements. [2020-10-14 05:18:53,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:18:53 BoogieIcfgContainer [2020-10-14 05:18:53,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 05:18:53,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 05:18:53,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 05:18:53,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 05:18:53,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:18:52" (1/3) ... [2020-10-14 05:18:53,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4382307f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:18:53, skipping insertion in model container [2020-10-14 05:18:53,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:18:52" (2/3) ... [2020-10-14 05:18:53,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4382307f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:18:53, skipping insertion in model container [2020-10-14 05:18:53,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:18:53" (3/3) ... [2020-10-14 05:18:53,175 INFO L109 eAbstractionObserver]: Analyzing ICFG fragtest_simple.i [2020-10-14 05:18:53,184 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 05:18:53,191 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 05:18:53,204 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 05:18:53,226 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 05:18:53,226 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 05:18:53,226 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 05:18:53,226 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 05:18:53,227 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 05:18:53,227 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 05:18:53,227 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 05:18:53,227 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 05:18:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2020-10-14 05:18:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-14 05:18:53,249 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:53,250 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:53,250 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:53,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:53,256 INFO L82 PathProgramCache]: Analyzing trace with hash 317368997, now seen corresponding path program 1 times [2020-10-14 05:18:53,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:53,265 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1752338040] [2020-10-14 05:18:53,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:53,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:53,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:53,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:53,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:53,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 05:18:53,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:18:53,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-14 05:18:53,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:53,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:53,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:53,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:18:53,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:53,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 05:18:53,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:53,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:53,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:53,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:53,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:53,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:53,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:53,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:53,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:53,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:53,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:53,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:53,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:18:53,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1752338040] [2020-10-14 05:18:53,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:18:53,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-14 05:18:53,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130442476] [2020-10-14 05:18:53,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-14 05:18:53,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:53,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-14 05:18:53,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-14 05:18:53,582 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 2 states. [2020-10-14 05:18:53,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:53,606 INFO L93 Difference]: Finished difference Result 47 states and 62 transitions. [2020-10-14 05:18:53,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-14 05:18:53,607 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2020-10-14 05:18:53,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:53,618 INFO L225 Difference]: With dead ends: 47 [2020-10-14 05:18:53,618 INFO L226 Difference]: Without dead ends: 22 [2020-10-14 05:18:53,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-14 05:18:53,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-10-14 05:18:53,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-10-14 05:18:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-10-14 05:18:53,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2020-10-14 05:18:53,656 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 15 [2020-10-14 05:18:53,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:53,657 INFO L479 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2020-10-14 05:18:53,657 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-14 05:18:53,657 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-10-14 05:18:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-14 05:18:53,658 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:53,658 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:53,659 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 05:18:53,659 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:53,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:53,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1632722591, now seen corresponding path program 1 times [2020-10-14 05:18:53,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:53,661 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [462926736] [2020-10-14 05:18:53,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:53,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:53,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:53,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 05:18:53,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:53,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-14 05:18:53,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:53,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:53,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:18:53,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:18:53,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 05:18:53,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:53,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:53,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:53,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:53,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:53,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:53,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:53,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:53,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:53,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:53,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:53,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:53,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:18:53,962 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [462926736] [2020-10-14 05:18:53,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:18:53,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 05:18:53,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815210688] [2020-10-14 05:18:53,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 05:18:53,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:53,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 05:18:53,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 05:18:53,966 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand 5 states. [2020-10-14 05:18:54,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:54,015 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2020-10-14 05:18:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 05:18:54,016 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-10-14 05:18:54,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:54,017 INFO L225 Difference]: With dead ends: 31 [2020-10-14 05:18:54,017 INFO L226 Difference]: Without dead ends: 29 [2020-10-14 05:18:54,018 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 05:18:54,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-10-14 05:18:54,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2020-10-14 05:18:54,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-14 05:18:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 31 transitions. [2020-10-14 05:18:54,027 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 31 transitions. Word has length 17 [2020-10-14 05:18:54,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:54,027 INFO L479 AbstractCegarLoop]: Abstraction has 28 states and 31 transitions. [2020-10-14 05:18:54,028 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 05:18:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2020-10-14 05:18:54,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-14 05:18:54,029 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:54,029 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:54,029 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 05:18:54,030 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:54,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:54,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1401298672, now seen corresponding path program 1 times [2020-10-14 05:18:54,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:54,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1258012144] [2020-10-14 05:18:54,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 05:18:54,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-14 05:18:54,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:18:54,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:18:54,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 05:18:54,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 05:18:54,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:54,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:54,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:54,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:54,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:54,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:54,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:54,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 05:18:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:54,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:54,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 05:18:54,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:54,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:54,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:54,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 05:18:54,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:18:54,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1258012144] [2020-10-14 05:18:54,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:18:54,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 05:18:54,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284994654] [2020-10-14 05:18:54,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 05:18:54,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:54,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 05:18:54,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 05:18:54,236 INFO L87 Difference]: Start difference. First operand 28 states and 31 transitions. Second operand 5 states. [2020-10-14 05:18:54,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:54,319 INFO L93 Difference]: Finished difference Result 49 states and 56 transitions. [2020-10-14 05:18:54,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 05:18:54,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-14 05:18:54,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:54,335 INFO L225 Difference]: With dead ends: 49 [2020-10-14 05:18:54,335 INFO L226 Difference]: Without dead ends: 34 [2020-10-14 05:18:54,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 05:18:54,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-14 05:18:54,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 30. [2020-10-14 05:18:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-14 05:18:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2020-10-14 05:18:54,348 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 25 [2020-10-14 05:18:54,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:54,348 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2020-10-14 05:18:54,349 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 05:18:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2020-10-14 05:18:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-14 05:18:54,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:54,350 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:54,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 05:18:54,350 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:54,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:54,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1107622837, now seen corresponding path program 1 times [2020-10-14 05:18:54,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:54,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1986411449] [2020-10-14 05:18:54,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-14 05:18:54,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:54,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 300 [2020-10-14 05:18:54,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 05:18:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:18:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 05:18:54,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:54,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:54,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:54,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:54,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:54,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 05:18:54,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 05:18:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:54,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:54,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 05:18:54,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:54,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:54,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:18:54,754 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1986411449] [2020-10-14 05:18:54,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:54,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 05:18:54,755 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726604255] [2020-10-14 05:18:54,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 05:18:54,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:54,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 05:18:54,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 05:18:54,758 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand 6 states. [2020-10-14 05:18:54,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:54,811 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2020-10-14 05:18:54,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 05:18:54,812 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-10-14 05:18:54,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:54,813 INFO L225 Difference]: With dead ends: 41 [2020-10-14 05:18:54,813 INFO L226 Difference]: Without dead ends: 39 [2020-10-14 05:18:54,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 05:18:54,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-14 05:18:54,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2020-10-14 05:18:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-10-14 05:18:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2020-10-14 05:18:54,821 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 27 [2020-10-14 05:18:54,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:54,822 INFO L479 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2020-10-14 05:18:54,822 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 05:18:54,822 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2020-10-14 05:18:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-14 05:18:54,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:54,823 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:54,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 05:18:54,824 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:54,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:54,824 INFO L82 PathProgramCache]: Analyzing trace with hash -534640602, now seen corresponding path program 2 times [2020-10-14 05:18:54,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:54,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [899382025] [2020-10-14 05:18:54,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 05:18:54,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:54,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-14 05:18:54,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 05:18:54,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:18:54,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 05:18:54,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:54,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:54,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:54,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:54,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:54,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:54,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:54,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:54,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:54,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:54,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 05:18:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:55,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:55,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:55,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:55,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:18:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:55,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:18:55,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:55,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:55,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-14 05:18:55,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [899382025] [2020-10-14 05:18:55,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:55,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 05:18:55,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95054772] [2020-10-14 05:18:55,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 05:18:55,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:55,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 05:18:55,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 05:18:55,025 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 7 states. [2020-10-14 05:18:55,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:55,115 INFO L93 Difference]: Finished difference Result 69 states and 78 transitions. [2020-10-14 05:18:55,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 05:18:55,115 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2020-10-14 05:18:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:55,117 INFO L225 Difference]: With dead ends: 69 [2020-10-14 05:18:55,117 INFO L226 Difference]: Without dead ends: 48 [2020-10-14 05:18:55,118 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-14 05:18:55,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-10-14 05:18:55,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 40. [2020-10-14 05:18:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-10-14 05:18:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2020-10-14 05:18:55,126 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 35 [2020-10-14 05:18:55,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:55,126 INFO L479 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2020-10-14 05:18:55,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 05:18:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2020-10-14 05:18:55,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-14 05:18:55,128 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:55,128 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:55,128 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 05:18:55,128 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:55,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:55,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1971050635, now seen corresponding path program 3 times [2020-10-14 05:18:55,129 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:55,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [437039246] [2020-10-14 05:18:55,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 05:18:55,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:55,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 369 [2020-10-14 05:18:55,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 05:18:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:18:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 05:18:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:18:55,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:55,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:55,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:55,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:55,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:55,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 05:18:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:55,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:18:55,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:55,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:55,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:55,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 05:18:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:55,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:55,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:55,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:55,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:55,591 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-14 05:18:55,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [437039246] [2020-10-14 05:18:55,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:55,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 05:18:55,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192019666] [2020-10-14 05:18:55,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 05:18:55,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:55,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 05:18:55,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 05:18:55,595 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 7 states. [2020-10-14 05:18:55,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:55,657 INFO L93 Difference]: Finished difference Result 51 states and 54 transitions. [2020-10-14 05:18:55,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 05:18:55,658 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-10-14 05:18:55,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:55,659 INFO L225 Difference]: With dead ends: 51 [2020-10-14 05:18:55,659 INFO L226 Difference]: Without dead ends: 49 [2020-10-14 05:18:55,661 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:18:55,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-14 05:18:55,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2020-10-14 05:18:55,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-10-14 05:18:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 51 transitions. [2020-10-14 05:18:55,673 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 51 transitions. Word has length 37 [2020-10-14 05:18:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:55,673 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 51 transitions. [2020-10-14 05:18:55,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 05:18:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2020-10-14 05:18:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-14 05:18:55,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:55,674 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:55,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 05:18:55,675 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:55,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:55,676 INFO L82 PathProgramCache]: Analyzing trace with hash -30298372, now seen corresponding path program 4 times [2020-10-14 05:18:55,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:55,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1702353996] [2020-10-14 05:18:55,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 05:18:55,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:55,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 189 [2020-10-14 05:18:55,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 05:18:55,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:18:55,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 05:18:55,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:55,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:55,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:55,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:55,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:55,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 05:18:55,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 05:18:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:55,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 05:18:55,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:55,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:55,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 05:18:55,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 05:18:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:55,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:55,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:55,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:55,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:55,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:55,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:55,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:55,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:55,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:55,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:55,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:56,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 05:18:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:56,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:56,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:56,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:56,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:56,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:56,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:56,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:56,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 05:18:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-14 05:18:56,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1702353996] [2020-10-14 05:18:56,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:56,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 05:18:56,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645299189] [2020-10-14 05:18:56,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 05:18:56,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:56,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 05:18:56,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-14 05:18:56,020 INFO L87 Difference]: Start difference. First operand 48 states and 51 transitions. Second operand 9 states. [2020-10-14 05:18:56,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:56,165 INFO L93 Difference]: Finished difference Result 87 states and 99 transitions. [2020-10-14 05:18:56,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 05:18:56,168 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 45 [2020-10-14 05:18:56,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:56,171 INFO L225 Difference]: With dead ends: 87 [2020-10-14 05:18:56,171 INFO L226 Difference]: Without dead ends: 62 [2020-10-14 05:18:56,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-14 05:18:56,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-14 05:18:56,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 50. [2020-10-14 05:18:56,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-14 05:18:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2020-10-14 05:18:56,189 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 45 [2020-10-14 05:18:56,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:56,189 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2020-10-14 05:18:56,189 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 05:18:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2020-10-14 05:18:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 05:18:56,193 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:56,193 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:56,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 05:18:56,195 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:56,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:56,195 INFO L82 PathProgramCache]: Analyzing trace with hash 130155809, now seen corresponding path program 5 times [2020-10-14 05:18:56,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:56,196 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1296649032] [2020-10-14 05:18:56,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:56,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 05:18:56,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:56,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 382 [2020-10-14 05:18:56,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:56,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 05:18:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:18:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-14 05:18:56,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:18:56,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:56,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:56,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:56,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:56,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:56,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:56,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:56,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:56,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:56,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:18:56,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 05:18:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:56,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:56,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:56,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 05:18:56,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:56,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:56,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:56,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:56,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:56,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:56,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-14 05:18:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:56,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:56,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:56,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:56,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:56,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:56,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:56,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:56,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:56,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:56,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 05:18:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:56,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:56,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:56,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:56,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:56,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:56,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-14 05:18:56,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1296649032] [2020-10-14 05:18:56,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:56,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 05:18:56,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817859126] [2020-10-14 05:18:56,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 05:18:56,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:56,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 05:18:56,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:18:56,708 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand 8 states. [2020-10-14 05:18:56,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:56,776 INFO L93 Difference]: Finished difference Result 61 states and 64 transitions. [2020-10-14 05:18:56,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 05:18:56,777 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 47 [2020-10-14 05:18:56,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:56,778 INFO L225 Difference]: With dead ends: 61 [2020-10-14 05:18:56,779 INFO L226 Difference]: Without dead ends: 59 [2020-10-14 05:18:56,781 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 05:18:56,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-14 05:18:56,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 58. [2020-10-14 05:18:56,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-14 05:18:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 61 transitions. [2020-10-14 05:18:56,791 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 61 transitions. Word has length 47 [2020-10-14 05:18:56,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:56,792 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 61 transitions. [2020-10-14 05:18:56,792 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 05:18:56,792 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2020-10-14 05:18:56,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-14 05:18:56,795 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:56,795 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:56,795 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 05:18:56,796 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:56,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:56,796 INFO L82 PathProgramCache]: Analyzing trace with hash -1918573166, now seen corresponding path program 6 times [2020-10-14 05:18:56,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:56,797 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1052479124] [2020-10-14 05:18:56,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:56,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:56,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:57,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 05:18:57,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:57,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 336 [2020-10-14 05:18:57,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:57,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:57,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 05:18:57,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:18:57,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-14 05:18:57,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:18:57,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:57,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:57,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:57,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:57,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:57,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:57,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:57,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:57,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:57,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:57,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:57,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 05:18:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:57,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:57,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:57,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:57,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 05:18:57,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:57,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:57,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:57,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:57,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:57,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:57,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-14 05:18:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:57,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:57,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:57,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:57,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:57,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:57,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:57,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:57,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:57,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:57,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:57,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 05:18:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:57,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:57,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:57,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:57,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:57,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:57,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:57,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:57,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:57,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:57,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:57,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:18:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:57,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:57,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:57,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:57,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:57,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:57,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:57,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:18:57,325 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-14 05:18:57,326 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1052479124] [2020-10-14 05:18:57,326 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:57,326 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 05:18:57,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21638189] [2020-10-14 05:18:57,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 05:18:57,327 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:57,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 05:18:57,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-14 05:18:57,328 INFO L87 Difference]: Start difference. First operand 58 states and 61 transitions. Second operand 11 states. [2020-10-14 05:18:57,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:57,478 INFO L93 Difference]: Finished difference Result 105 states and 120 transitions. [2020-10-14 05:18:57,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 05:18:57,478 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 55 [2020-10-14 05:18:57,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:57,480 INFO L225 Difference]: With dead ends: 105 [2020-10-14 05:18:57,480 INFO L226 Difference]: Without dead ends: 76 [2020-10-14 05:18:57,481 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2020-10-14 05:18:57,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-10-14 05:18:57,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 60. [2020-10-14 05:18:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-10-14 05:18:57,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2020-10-14 05:18:57,488 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 55 [2020-10-14 05:18:57,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:57,488 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2020-10-14 05:18:57,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 05:18:57,489 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2020-10-14 05:18:57,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-14 05:18:57,489 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:57,490 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:57,490 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 05:18:57,490 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:57,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:57,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1011847543, now seen corresponding path program 7 times [2020-10-14 05:18:57,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:57,491 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2059629923] [2020-10-14 05:18:57,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:57,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:57,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 05:18:58,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:58,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 589 [2020-10-14 05:18:58,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 05:18:58,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:18:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-14 05:18:58,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:58,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:58,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:58,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:58,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 05:18:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:58,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:18:58,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 05:18:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:58,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 05:18:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:18:58,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:18:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:18:58,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,200 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 28 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-14 05:18:58,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2059629923] [2020-10-14 05:18:58,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:58,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 05:18:58,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270343494] [2020-10-14 05:18:58,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 05:18:58,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:58,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 05:18:58,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-14 05:18:58,203 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 9 states. [2020-10-14 05:18:58,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:58,272 INFO L93 Difference]: Finished difference Result 71 states and 74 transitions. [2020-10-14 05:18:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 05:18:58,273 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-10-14 05:18:58,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:58,274 INFO L225 Difference]: With dead ends: 71 [2020-10-14 05:18:58,274 INFO L226 Difference]: Without dead ends: 69 [2020-10-14 05:18:58,275 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-14 05:18:58,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-14 05:18:58,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2020-10-14 05:18:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-14 05:18:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 71 transitions. [2020-10-14 05:18:58,282 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 71 transitions. Word has length 57 [2020-10-14 05:18:58,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:58,283 INFO L479 AbstractCegarLoop]: Abstraction has 68 states and 71 transitions. [2020-10-14 05:18:58,283 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 05:18:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2020-10-14 05:18:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 05:18:58,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:58,284 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:58,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 05:18:58,284 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:58,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:58,285 INFO L82 PathProgramCache]: Analyzing trace with hash 551795688, now seen corresponding path program 8 times [2020-10-14 05:18:58,285 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:58,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2117871320] [2020-10-14 05:18:58,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-14 05:18:58,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:18:58,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 521 [2020-10-14 05:18:58,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 05:18:58,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:18:58,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-14 05:18:58,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:18:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:18:58,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:18:58,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:18:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:18:58,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 05:18:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:18:58,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 05:18:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:18:58,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 05:18:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:18:58,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:18:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:58,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:58,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:18:58,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:58,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:58,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:58,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:18:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:58,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:58,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:18:58,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:18:59,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:18:59,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:18:59,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:18:59,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:18:59,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:18:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:18:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:18:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:18:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 05:18:59,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2117871320] [2020-10-14 05:18:59,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:18:59,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-14 05:18:59,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695492206] [2020-10-14 05:18:59,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 05:18:59,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:18:59,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 05:18:59,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 05:18:59,017 INFO L87 Difference]: Start difference. First operand 68 states and 71 transitions. Second operand 13 states. [2020-10-14 05:18:59,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:18:59,227 INFO L93 Difference]: Finished difference Result 123 states and 141 transitions. [2020-10-14 05:18:59,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 05:18:59,227 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 65 [2020-10-14 05:18:59,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:18:59,229 INFO L225 Difference]: With dead ends: 123 [2020-10-14 05:18:59,229 INFO L226 Difference]: Without dead ends: 90 [2020-10-14 05:18:59,230 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2020-10-14 05:18:59,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-10-14 05:18:59,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 70. [2020-10-14 05:18:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-14 05:18:59,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 73 transitions. [2020-10-14 05:18:59,243 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 73 transitions. Word has length 65 [2020-10-14 05:18:59,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:18:59,244 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 73 transitions. [2020-10-14 05:18:59,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 05:18:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2020-10-14 05:18:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-14 05:18:59,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:18:59,248 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:18:59,248 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 05:18:59,249 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:18:59,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:18:59,249 INFO L82 PathProgramCache]: Analyzing trace with hash -150434419, now seen corresponding path program 9 times [2020-10-14 05:18:59,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:18:59,250 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595501983] [2020-10-14 05:18:59,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:18:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:18:59,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:18:59,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-14 05:19:00,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:00,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 769 [2020-10-14 05:19:00,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 05:19:00,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:00,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-14 05:19:00,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:00,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:00,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:00,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:00,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:00,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 05:19:00,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:19:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:00,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:00,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 05:19:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:00,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:00,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 05:19:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:19:00,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:00,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:00,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:00,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:00,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 40 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 05:19:00,198 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595501983] [2020-10-14 05:19:00,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:00,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 05:19:00,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32046403] [2020-10-14 05:19:00,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 05:19:00,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:00,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 05:19:00,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-14 05:19:00,201 INFO L87 Difference]: Start difference. First operand 70 states and 73 transitions. Second operand 10 states. [2020-10-14 05:19:00,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:00,286 INFO L93 Difference]: Finished difference Result 81 states and 84 transitions. [2020-10-14 05:19:00,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 05:19:00,286 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 67 [2020-10-14 05:19:00,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:00,287 INFO L225 Difference]: With dead ends: 81 [2020-10-14 05:19:00,287 INFO L226 Difference]: Without dead ends: 79 [2020-10-14 05:19:00,288 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-14 05:19:00,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-14 05:19:00,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 78. [2020-10-14 05:19:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-10-14 05:19:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2020-10-14 05:19:00,302 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 67 [2020-10-14 05:19:00,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:00,302 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2020-10-14 05:19:00,302 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 05:19:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2020-10-14 05:19:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-14 05:19:00,304 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:00,304 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:00,304 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 05:19:00,305 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:00,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:00,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1094565378, now seen corresponding path program 10 times [2020-10-14 05:19:00,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:00,305 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [834977324] [2020-10-14 05:19:00,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 05:19:00,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:00,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 520 [2020-10-14 05:19:00,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 05:19:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-14 05:19:00,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:00,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:00,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:00,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:00,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:00,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:00,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:19:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:00,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:00,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 05:19:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:00,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:00,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:00,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:00,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:00,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:00,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:00,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:00,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:00,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:00,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:00,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 05:19:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:01,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:01,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 84 proven. 30 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-14 05:19:01,037 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [834977324] [2020-10-14 05:19:01,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:01,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 05:19:01,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987142238] [2020-10-14 05:19:01,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 05:19:01,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:01,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 05:19:01,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2020-10-14 05:19:01,039 INFO L87 Difference]: Start difference. First operand 78 states and 81 transitions. Second operand 15 states. [2020-10-14 05:19:01,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:01,250 INFO L93 Difference]: Finished difference Result 141 states and 162 transitions. [2020-10-14 05:19:01,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 05:19:01,251 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 75 [2020-10-14 05:19:01,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:01,252 INFO L225 Difference]: With dead ends: 141 [2020-10-14 05:19:01,252 INFO L226 Difference]: Without dead ends: 104 [2020-10-14 05:19:01,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=132, Invalid=288, Unknown=0, NotChecked=0, Total=420 [2020-10-14 05:19:01,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-14 05:19:01,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 80. [2020-10-14 05:19:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-14 05:19:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 83 transitions. [2020-10-14 05:19:01,259 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 83 transitions. Word has length 75 [2020-10-14 05:19:01,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:01,260 INFO L479 AbstractCegarLoop]: Abstraction has 80 states and 83 transitions. [2020-10-14 05:19:01,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 05:19:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2020-10-14 05:19:01,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-14 05:19:01,261 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:01,261 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:01,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 05:19:01,261 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:01,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:01,261 INFO L82 PathProgramCache]: Analyzing trace with hash -448984733, now seen corresponding path program 11 times [2020-10-14 05:19:01,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:01,262 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597278789] [2020-10-14 05:19:01,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-14 05:19:01,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:01,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 607 [2020-10-14 05:19:01,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-14 05:19:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 05:19:01,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:01,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:01,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:01,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:01,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 05:19:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 05:19:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 05:19:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:01,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:01,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:01,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:01,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:01,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:01,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:01,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:01,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:01,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:01,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:01,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:01,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:01,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 54 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-14 05:19:02,004 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597278789] [2020-10-14 05:19:02,004 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:02,005 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 05:19:02,005 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653489561] [2020-10-14 05:19:02,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 05:19:02,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:02,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 05:19:02,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-10-14 05:19:02,006 INFO L87 Difference]: Start difference. First operand 80 states and 83 transitions. Second operand 11 states. [2020-10-14 05:19:02,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:02,083 INFO L93 Difference]: Finished difference Result 91 states and 94 transitions. [2020-10-14 05:19:02,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 05:19:02,084 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 77 [2020-10-14 05:19:02,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:02,085 INFO L225 Difference]: With dead ends: 91 [2020-10-14 05:19:02,085 INFO L226 Difference]: Without dead ends: 89 [2020-10-14 05:19:02,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-14 05:19:02,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-10-14 05:19:02,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 88. [2020-10-14 05:19:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-10-14 05:19:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 91 transitions. [2020-10-14 05:19:02,091 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 91 transitions. Word has length 77 [2020-10-14 05:19:02,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:02,092 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 91 transitions. [2020-10-14 05:19:02,092 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 05:19:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2020-10-14 05:19:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-14 05:19:02,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:02,093 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:02,093 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 05:19:02,093 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:02,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:02,093 INFO L82 PathProgramCache]: Analyzing trace with hash 192972756, now seen corresponding path program 12 times [2020-10-14 05:19:02,094 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:02,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [520122663] [2020-10-14 05:19:02,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-14 05:19:02,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 553 [2020-10-14 05:19:02,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-14 05:19:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 05:19:02,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:02,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:02,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:02,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:02,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 05:19:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:02,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 05:19:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:02,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:02,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 05:19:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:02,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:02,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:02,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:02,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:02,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:02,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:02,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:02,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:02,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:02,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:02,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:02,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 112 proven. 42 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-14 05:19:02,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [520122663] [2020-10-14 05:19:02,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:02,940 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-14 05:19:02,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284215577] [2020-10-14 05:19:02,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 05:19:02,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:02,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 05:19:02,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-10-14 05:19:02,943 INFO L87 Difference]: Start difference. First operand 88 states and 91 transitions. Second operand 17 states. [2020-10-14 05:19:03,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:03,258 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2020-10-14 05:19:03,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 05:19:03,259 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 85 [2020-10-14 05:19:03,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:03,260 INFO L225 Difference]: With dead ends: 159 [2020-10-14 05:19:03,260 INFO L226 Difference]: Without dead ends: 118 [2020-10-14 05:19:03,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=171, Invalid=381, Unknown=0, NotChecked=0, Total=552 [2020-10-14 05:19:03,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-10-14 05:19:03,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 90. [2020-10-14 05:19:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-14 05:19:03,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 93 transitions. [2020-10-14 05:19:03,268 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 93 transitions. Word has length 85 [2020-10-14 05:19:03,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:03,268 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 93 transitions. [2020-10-14 05:19:03,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 05:19:03,269 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 93 transitions. [2020-10-14 05:19:03,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-14 05:19:03,269 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:03,269 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:03,270 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 05:19:03,270 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:03,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:03,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1722356985, now seen corresponding path program 13 times [2020-10-14 05:19:03,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:03,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [859213568] [2020-10-14 05:19:03,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:03,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:03,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-14 05:19:04,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:04,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 935 [2020-10-14 05:19:04,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-14 05:19:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 05:19:04,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:04,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:04,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:04,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:04,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-14 05:19:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:04,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:04,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 05:19:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:04,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:19:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:04,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:04,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:04,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:04,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:04,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:04,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:04,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:04,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:04,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:04,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:04,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:04,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:04,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:04,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 70 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-14 05:19:04,363 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [859213568] [2020-10-14 05:19:04,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:04,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 05:19:04,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642698293] [2020-10-14 05:19:04,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 05:19:04,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:04,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 05:19:04,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-10-14 05:19:04,365 INFO L87 Difference]: Start difference. First operand 90 states and 93 transitions. Second operand 12 states. [2020-10-14 05:19:04,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:04,487 INFO L93 Difference]: Finished difference Result 101 states and 104 transitions. [2020-10-14 05:19:04,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 05:19:04,487 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 87 [2020-10-14 05:19:04,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:04,489 INFO L225 Difference]: With dead ends: 101 [2020-10-14 05:19:04,489 INFO L226 Difference]: Without dead ends: 99 [2020-10-14 05:19:04,489 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-10-14 05:19:04,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-14 05:19:04,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 98. [2020-10-14 05:19:04,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-14 05:19:04,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 101 transitions. [2020-10-14 05:19:04,495 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 101 transitions. Word has length 87 [2020-10-14 05:19:04,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:04,495 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 101 transitions. [2020-10-14 05:19:04,495 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 05:19:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 101 transitions. [2020-10-14 05:19:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-14 05:19:04,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:04,497 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:04,497 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 05:19:04,497 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:04,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:04,498 INFO L82 PathProgramCache]: Analyzing trace with hash 835362154, now seen corresponding path program 14 times [2020-10-14 05:19:04,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:04,498 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1271698978] [2020-10-14 05:19:04,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:04,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:04,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-14 05:19:05,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:05,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 702 [2020-10-14 05:19:05,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-14 05:19:05,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 05:19:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:05,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:05,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:05,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:05,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-14 05:19:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:05,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 05:19:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:05,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:05,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:19:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:05,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:05,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:05,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:05,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:05,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:05,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:05,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:05,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:05,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:05,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:05,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:05,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:05,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:05,483 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 144 proven. 56 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-14 05:19:05,483 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1271698978] [2020-10-14 05:19:05,484 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:05,484 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-14 05:19:05,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378854379] [2020-10-14 05:19:05,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-14 05:19:05,485 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:05,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-14 05:19:05,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2020-10-14 05:19:05,486 INFO L87 Difference]: Start difference. First operand 98 states and 101 transitions. Second operand 19 states. [2020-10-14 05:19:05,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:05,798 INFO L93 Difference]: Finished difference Result 177 states and 204 transitions. [2020-10-14 05:19:05,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 05:19:05,799 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 95 [2020-10-14 05:19:05,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:05,800 INFO L225 Difference]: With dead ends: 177 [2020-10-14 05:19:05,800 INFO L226 Difference]: Without dead ends: 132 [2020-10-14 05:19:05,801 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=487, Unknown=0, NotChecked=0, Total=702 [2020-10-14 05:19:05,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-14 05:19:05,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 100. [2020-10-14 05:19:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-14 05:19:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 103 transitions. [2020-10-14 05:19:05,808 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 103 transitions. Word has length 95 [2020-10-14 05:19:05,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:05,809 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 103 transitions. [2020-10-14 05:19:05,809 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-14 05:19:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 103 transitions. [2020-10-14 05:19:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-14 05:19:05,810 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:05,810 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:05,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 05:19:05,810 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:05,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:05,811 INFO L82 PathProgramCache]: Analyzing trace with hash 913621071, now seen corresponding path program 15 times [2020-10-14 05:19:05,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:05,811 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [506151944] [2020-10-14 05:19:05,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:05,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-14 05:19:06,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:06,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 661 [2020-10-14 05:19:06,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-14 05:19:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-14 05:19:06,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:06,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:06,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:06,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:06,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 05:19:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:06,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 05:19:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:06,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:06,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:19:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:06,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:19:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:06,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:19:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:06,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:19:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:06,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:19:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:06,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:19:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:06,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:06,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:06,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:06,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:06,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:06,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:06,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:06,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:06,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 88 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-14 05:19:06,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [506151944] [2020-10-14 05:19:06,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:06,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-14 05:19:06,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016771615] [2020-10-14 05:19:06,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 05:19:06,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:06,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 05:19:06,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-14 05:19:06,654 INFO L87 Difference]: Start difference. First operand 100 states and 103 transitions. Second operand 13 states. [2020-10-14 05:19:06,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:06,752 INFO L93 Difference]: Finished difference Result 111 states and 114 transitions. [2020-10-14 05:19:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 05:19:06,752 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 97 [2020-10-14 05:19:06,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:06,753 INFO L225 Difference]: With dead ends: 111 [2020-10-14 05:19:06,753 INFO L226 Difference]: Without dead ends: 109 [2020-10-14 05:19:06,754 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2020-10-14 05:19:06,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-10-14 05:19:06,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2020-10-14 05:19:06,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-14 05:19:06,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 111 transitions. [2020-10-14 05:19:06,760 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 111 transitions. Word has length 97 [2020-10-14 05:19:06,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:06,761 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 111 transitions. [2020-10-14 05:19:06,761 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 05:19:06,761 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 111 transitions. [2020-10-14 05:19:06,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-14 05:19:06,762 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:06,763 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:06,763 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 05:19:06,763 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:06,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:06,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1950838080, now seen corresponding path program 16 times [2020-10-14 05:19:06,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:06,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1354403167] [2020-10-14 05:19:06,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:06,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:06,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 05:19:08,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:08,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1278 [2020-10-14 05:19:08,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-14 05:19:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-14 05:19:08,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:08,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:08,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:08,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:08,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 05:19:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 05:19:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:19:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:19:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:19:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:19:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:19:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:08,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:19:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:19:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:08,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:08,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:08,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:08,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:08,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:08,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:08,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:08,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:08,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:08,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 180 proven. 72 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-10-14 05:19:08,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1354403167] [2020-10-14 05:19:08,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:08,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-14 05:19:08,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948706055] [2020-10-14 05:19:08,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-14 05:19:08,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:08,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-14 05:19:08,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2020-10-14 05:19:08,352 INFO L87 Difference]: Start difference. First operand 108 states and 111 transitions. Second operand 21 states. [2020-10-14 05:19:08,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:08,649 INFO L93 Difference]: Finished difference Result 195 states and 225 transitions. [2020-10-14 05:19:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 05:19:08,649 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 105 [2020-10-14 05:19:08,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:08,651 INFO L225 Difference]: With dead ends: 195 [2020-10-14 05:19:08,651 INFO L226 Difference]: Without dead ends: 146 [2020-10-14 05:19:08,652 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=264, Invalid=606, Unknown=0, NotChecked=0, Total=870 [2020-10-14 05:19:08,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-14 05:19:08,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 110. [2020-10-14 05:19:08,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-10-14 05:19:08,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 113 transitions. [2020-10-14 05:19:08,660 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 113 transitions. Word has length 105 [2020-10-14 05:19:08,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:08,661 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 113 transitions. [2020-10-14 05:19:08,661 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-14 05:19:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 113 transitions. [2020-10-14 05:19:08,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-14 05:19:08,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:08,662 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:08,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-14 05:19:08,663 INFO L427 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:08,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:08,663 INFO L82 PathProgramCache]: Analyzing trace with hash -734782619, now seen corresponding path program 17 times [2020-10-14 05:19:08,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:08,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1873406198] [2020-10-14 05:19:08,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:08,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 05:19:09,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:09,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 969 [2020-10-14 05:19:09,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-14 05:19:09,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:09,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 05:19:09,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:09,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:09,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:09,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:09,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 05:19:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 05:19:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:19:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:19:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:19:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:19:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:09,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:09,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:09,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:09,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:09,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:09,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:09,811 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 108 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-10-14 05:19:09,811 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1873406198] [2020-10-14 05:19:09,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:09,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-14 05:19:09,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796286693] [2020-10-14 05:19:09,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 05:19:09,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:09,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 05:19:09,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2020-10-14 05:19:09,813 INFO L87 Difference]: Start difference. First operand 110 states and 113 transitions. Second operand 14 states. [2020-10-14 05:19:09,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:09,909 INFO L93 Difference]: Finished difference Result 121 states and 124 transitions. [2020-10-14 05:19:09,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 05:19:09,910 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 107 [2020-10-14 05:19:09,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:09,911 INFO L225 Difference]: With dead ends: 121 [2020-10-14 05:19:09,911 INFO L226 Difference]: Without dead ends: 119 [2020-10-14 05:19:09,912 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-10-14 05:19:09,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-10-14 05:19:09,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 118. [2020-10-14 05:19:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-10-14 05:19:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 121 transitions. [2020-10-14 05:19:09,921 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 121 transitions. Word has length 107 [2020-10-14 05:19:09,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:09,921 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 121 transitions. [2020-10-14 05:19:09,921 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 05:19:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 121 transitions. [2020-10-14 05:19:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-14 05:19:09,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:09,923 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:09,923 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-14 05:19:09,923 INFO L427 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:09,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:09,923 INFO L82 PathProgramCache]: Analyzing trace with hash 198080470, now seen corresponding path program 18 times [2020-10-14 05:19:09,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:09,924 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [241166834] [2020-10-14 05:19:09,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:09,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-14 05:19:10,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:10,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 742 [2020-10-14 05:19:10,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-14 05:19:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 05:19:10,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:10,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:10,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:10,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:10,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 05:19:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 05:19:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:19:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:19:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:19:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:19:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:10,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:10,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:19:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:10,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:10,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:10,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:10,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:10,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:10,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:10,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 220 proven. 90 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-14 05:19:11,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [241166834] [2020-10-14 05:19:11,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:11,001 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-14 05:19:11,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211036609] [2020-10-14 05:19:11,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-14 05:19:11,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:11,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-14 05:19:11,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-10-14 05:19:11,003 INFO L87 Difference]: Start difference. First operand 118 states and 121 transitions. Second operand 23 states. [2020-10-14 05:19:11,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:11,415 INFO L93 Difference]: Finished difference Result 213 states and 246 transitions. [2020-10-14 05:19:11,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 05:19:11,415 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 115 [2020-10-14 05:19:11,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:11,416 INFO L225 Difference]: With dead ends: 213 [2020-10-14 05:19:11,417 INFO L226 Difference]: Without dead ends: 160 [2020-10-14 05:19:11,418 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=738, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 05:19:11,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-14 05:19:11,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 120. [2020-10-14 05:19:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-14 05:19:11,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 123 transitions. [2020-10-14 05:19:11,426 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 123 transitions. Word has length 115 [2020-10-14 05:19:11,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:11,426 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 123 transitions. [2020-10-14 05:19:11,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-14 05:19:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 123 transitions. [2020-10-14 05:19:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-14 05:19:11,427 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:11,428 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:11,428 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-14 05:19:11,428 INFO L427 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:11,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:11,428 INFO L82 PathProgramCache]: Analyzing trace with hash -1394133445, now seen corresponding path program 19 times [2020-10-14 05:19:11,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:11,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1248316658] [2020-10-14 05:19:11,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:11,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:11,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 05:19:12,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:12,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1319 [2020-10-14 05:19:12,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 05:19:12,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:12,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-14 05:19:12,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:12,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:12,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:12,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:12,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:12,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 05:19:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:12,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 05:19:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:12,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:19:12,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:12,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:12,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:12,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:19:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:12,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:19:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:12,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:12,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:19:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:12,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:12,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:12,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:12,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:12,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:19:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:12,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:12,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:12,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:12,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:12,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:12,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:12,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:13,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 130 proven. 200 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-14 05:19:13,051 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1248316658] [2020-10-14 05:19:13,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:13,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 05:19:13,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167273960] [2020-10-14 05:19:13,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 05:19:13,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:13,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 05:19:13,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2020-10-14 05:19:13,055 INFO L87 Difference]: Start difference. First operand 120 states and 123 transitions. Second operand 15 states. [2020-10-14 05:19:13,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:13,210 INFO L93 Difference]: Finished difference Result 131 states and 134 transitions. [2020-10-14 05:19:13,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 05:19:13,212 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 117 [2020-10-14 05:19:13,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:13,213 INFO L225 Difference]: With dead ends: 131 [2020-10-14 05:19:13,214 INFO L226 Difference]: Without dead ends: 129 [2020-10-14 05:19:13,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2020-10-14 05:19:13,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-14 05:19:13,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2020-10-14 05:19:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-14 05:19:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 131 transitions. [2020-10-14 05:19:13,225 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 131 transitions. Word has length 117 [2020-10-14 05:19:13,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:13,226 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 131 transitions. [2020-10-14 05:19:13,226 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 05:19:13,226 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2020-10-14 05:19:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-14 05:19:13,228 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:13,229 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:13,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-14 05:19:13,229 INFO L427 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:13,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:13,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1711037612, now seen corresponding path program 20 times [2020-10-14 05:19:13,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:13,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [407991366] [2020-10-14 05:19:13,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:13,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:13,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1155 [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 05:19:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:14,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-14 05:19:14,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:14,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:14,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:14,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:14,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 05:19:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 05:19:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:19:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:19:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:19:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:19:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:19:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:14,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:14,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:14,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:14,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:14,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:14,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:14,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:14,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:14,808 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 264 proven. 110 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-10-14 05:19:14,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [407991366] [2020-10-14 05:19:14,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:14,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-14 05:19:14,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64654523] [2020-10-14 05:19:14,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-14 05:19:14,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:14,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-14 05:19:14,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2020-10-14 05:19:14,812 INFO L87 Difference]: Start difference. First operand 128 states and 131 transitions. Second operand 25 states. [2020-10-14 05:19:15,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:15,271 INFO L93 Difference]: Finished difference Result 231 states and 267 transitions. [2020-10-14 05:19:15,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-14 05:19:15,272 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 125 [2020-10-14 05:19:15,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:15,274 INFO L225 Difference]: With dead ends: 231 [2020-10-14 05:19:15,274 INFO L226 Difference]: Without dead ends: 174 [2020-10-14 05:19:15,275 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=377, Invalid=883, Unknown=0, NotChecked=0, Total=1260 [2020-10-14 05:19:15,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-10-14 05:19:15,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 130. [2020-10-14 05:19:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-10-14 05:19:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 133 transitions. [2020-10-14 05:19:15,286 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 133 transitions. Word has length 125 [2020-10-14 05:19:15,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:15,286 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 133 transitions. [2020-10-14 05:19:15,286 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-14 05:19:15,286 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2020-10-14 05:19:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-14 05:19:15,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:15,288 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:15,288 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-14 05:19:15,288 INFO L427 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:15,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:15,288 INFO L82 PathProgramCache]: Analyzing trace with hash 66724049, now seen corresponding path program 21 times [2020-10-14 05:19:15,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:15,289 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450234563] [2020-10-14 05:19:15,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:15,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:15,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 05:19:16,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:16,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1192 [2020-10-14 05:19:16,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-14 05:19:16,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:16,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-10-14 05:19:16,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:16,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:16,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:16,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:16,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 05:19:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:19:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:16,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:16,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:19:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:19:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:16,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:19:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:19:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:16,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:16,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:16,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:16,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 154 proven. 242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-10-14 05:19:16,722 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450234563] [2020-10-14 05:19:16,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:16,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-14 05:19:16,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201454656] [2020-10-14 05:19:16,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-14 05:19:16,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:16,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-14 05:19:16,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=145, Unknown=0, NotChecked=0, Total=240 [2020-10-14 05:19:16,724 INFO L87 Difference]: Start difference. First operand 130 states and 133 transitions. Second operand 16 states. [2020-10-14 05:19:16,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:16,847 INFO L93 Difference]: Finished difference Result 141 states and 144 transitions. [2020-10-14 05:19:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 05:19:16,848 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 127 [2020-10-14 05:19:16,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:16,849 INFO L225 Difference]: With dead ends: 141 [2020-10-14 05:19:16,849 INFO L226 Difference]: Without dead ends: 139 [2020-10-14 05:19:16,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2020-10-14 05:19:16,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-10-14 05:19:16,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 138. [2020-10-14 05:19:16,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-10-14 05:19:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 141 transitions. [2020-10-14 05:19:16,858 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 141 transitions. Word has length 127 [2020-10-14 05:19:16,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:16,859 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 141 transitions. [2020-10-14 05:19:16,859 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-14 05:19:16,859 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 141 transitions. [2020-10-14 05:19:16,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-14 05:19:16,860 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:16,860 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 12, 12, 12, 12, 12, 12, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:16,861 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-14 05:19:16,861 INFO L427 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:16,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:16,861 INFO L82 PathProgramCache]: Analyzing trace with hash -123842238, now seen corresponding path program 22 times [2020-10-14 05:19:16,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:16,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [164390297] [2020-10-14 05:19:16,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:16,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:17,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:17,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:17,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-14 05:19:17,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:17,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 861 [2020-10-14 05:19:17,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:17,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:17,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-14 05:19:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-10-14 05:19:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:18,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:18,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:18,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:18,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 05:19:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:19:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:19:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:19:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:19:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:19:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:19:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:18,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:18,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:18,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:18,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:18,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:18,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:18,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:18,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:18,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:18,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 312 proven. 132 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2020-10-14 05:19:18,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [164390297] [2020-10-14 05:19:18,128 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:18,128 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-14 05:19:18,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512311883] [2020-10-14 05:19:18,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-14 05:19:18,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:18,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-14 05:19:18,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2020-10-14 05:19:18,129 INFO L87 Difference]: Start difference. First operand 138 states and 141 transitions. Second operand 27 states. [2020-10-14 05:19:18,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:18,629 INFO L93 Difference]: Finished difference Result 249 states and 288 transitions. [2020-10-14 05:19:18,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-14 05:19:18,633 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 135 [2020-10-14 05:19:18,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:18,634 INFO L225 Difference]: With dead ends: 249 [2020-10-14 05:19:18,634 INFO L226 Difference]: Without dead ends: 188 [2020-10-14 05:19:18,635 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=441, Invalid=1041, Unknown=0, NotChecked=0, Total=1482 [2020-10-14 05:19:18,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-14 05:19:18,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 140. [2020-10-14 05:19:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-14 05:19:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 143 transitions. [2020-10-14 05:19:18,645 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 143 transitions. Word has length 135 [2020-10-14 05:19:18,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:18,645 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 143 transitions. [2020-10-14 05:19:18,645 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-14 05:19:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 143 transitions. [2020-10-14 05:19:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-14 05:19:18,646 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:18,647 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:18,647 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-14 05:19:18,647 INFO L427 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:18,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:18,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1673204953, now seen corresponding path program 23 times [2020-10-14 05:19:18,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:18,648 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072421725] [2020-10-14 05:19:18,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:18,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 741 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:19,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-14 05:19:19,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:19,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:19,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:19,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 05:19:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:19:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:19:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:19:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:19:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:19:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:19:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:19:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:19:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:19:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:19:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:19:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:19,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:19,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:19,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:19,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:19,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:19,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:19,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:19,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 180 proven. 288 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2020-10-14 05:19:19,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1072421725] [2020-10-14 05:19:19,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:19,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-14 05:19:19,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407275666] [2020-10-14 05:19:19,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 05:19:19,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:19,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 05:19:19,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=163, Unknown=0, NotChecked=0, Total=272 [2020-10-14 05:19:19,613 INFO L87 Difference]: Start difference. First operand 140 states and 143 transitions. Second operand 17 states. [2020-10-14 05:19:19,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:19,744 INFO L93 Difference]: Finished difference Result 151 states and 154 transitions. [2020-10-14 05:19:19,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 05:19:19,745 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 137 [2020-10-14 05:19:19,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:19,747 INFO L225 Difference]: With dead ends: 151 [2020-10-14 05:19:19,747 INFO L226 Difference]: Without dead ends: 149 [2020-10-14 05:19:19,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=193, Unknown=0, NotChecked=0, Total=306 [2020-10-14 05:19:19,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-10-14 05:19:19,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 148. [2020-10-14 05:19:19,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-14 05:19:19,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 151 transitions. [2020-10-14 05:19:19,768 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 151 transitions. Word has length 137 [2020-10-14 05:19:19,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:19,770 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 151 transitions. [2020-10-14 05:19:19,770 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 05:19:19,770 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 151 transitions. [2020-10-14 05:19:19,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 05:19:19,773 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:19,774 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 13, 13, 13, 13, 13, 13, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:19,774 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-14 05:19:19,774 INFO L427 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:19,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:19,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1971086744, now seen corresponding path program 24 times [2020-10-14 05:19:19,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:19,775 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1771195812] [2020-10-14 05:19:19,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:19,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-14 05:19:20,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:20,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 620 [2020-10-14 05:19:20,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-14 05:19:20,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:20,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-14 05:19:20,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:20,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:20,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:20,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:20,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 05:19:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:19:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:19:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:19:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:19:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:19:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:19:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:19:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:19:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:19:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:19:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:19:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:19:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:20,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:20,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:20,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:20,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:20,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:20,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:20,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:20,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:20,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:20,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:20,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 364 proven. 156 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2020-10-14 05:19:20,873 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1771195812] [2020-10-14 05:19:20,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:20,874 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-14 05:19:20,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500134194] [2020-10-14 05:19:20,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-14 05:19:20,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:20,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-14 05:19:20,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=588, Unknown=0, NotChecked=0, Total=812 [2020-10-14 05:19:20,875 INFO L87 Difference]: Start difference. First operand 148 states and 151 transitions. Second operand 29 states. [2020-10-14 05:19:21,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:21,418 INFO L93 Difference]: Finished difference Result 267 states and 309 transitions. [2020-10-14 05:19:21,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-14 05:19:21,419 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 145 [2020-10-14 05:19:21,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:21,425 INFO L225 Difference]: With dead ends: 267 [2020-10-14 05:19:21,426 INFO L226 Difference]: Without dead ends: 202 [2020-10-14 05:19:21,427 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=510, Invalid=1212, Unknown=0, NotChecked=0, Total=1722 [2020-10-14 05:19:21,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-10-14 05:19:21,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 150. [2020-10-14 05:19:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-10-14 05:19:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 153 transitions. [2020-10-14 05:19:21,446 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 153 transitions. Word has length 145 [2020-10-14 05:19:21,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:21,446 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 153 transitions. [2020-10-14 05:19:21,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-14 05:19:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 153 transitions. [2020-10-14 05:19:21,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-14 05:19:21,448 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:21,448 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:21,448 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-14 05:19:21,448 INFO L427 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:21,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:21,449 INFO L82 PathProgramCache]: Analyzing trace with hash 554411325, now seen corresponding path program 25 times [2020-10-14 05:19:21,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:21,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673586900] [2020-10-14 05:19:21,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:21,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:21,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:22,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:22,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1356 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-14 05:19:22,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:23,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:23,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:23,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 05:19:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:19:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:19:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:19:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:19:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:19:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:19:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:19:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:19:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:23,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:19:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:23,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:23,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:23,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:23,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:23,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:23,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:23,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:23,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:23,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:23,072 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 208 proven. 338 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2020-10-14 05:19:23,073 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673586900] [2020-10-14 05:19:23,073 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:23,073 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-14 05:19:23,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384571220] [2020-10-14 05:19:23,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-14 05:19:23,073 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:23,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-14 05:19:23,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=182, Unknown=0, NotChecked=0, Total=306 [2020-10-14 05:19:23,074 INFO L87 Difference]: Start difference. First operand 150 states and 153 transitions. Second operand 18 states. [2020-10-14 05:19:23,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:23,224 INFO L93 Difference]: Finished difference Result 161 states and 164 transitions. [2020-10-14 05:19:23,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 05:19:23,225 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 147 [2020-10-14 05:19:23,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:23,227 INFO L225 Difference]: With dead ends: 161 [2020-10-14 05:19:23,227 INFO L226 Difference]: Without dead ends: 159 [2020-10-14 05:19:23,227 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=214, Unknown=0, NotChecked=0, Total=342 [2020-10-14 05:19:23,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-14 05:19:23,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 158. [2020-10-14 05:19:23,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-14 05:19:23,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 161 transitions. [2020-10-14 05:19:23,235 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 161 transitions. Word has length 147 [2020-10-14 05:19:23,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:23,236 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 161 transitions. [2020-10-14 05:19:23,236 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-14 05:19:23,236 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 161 transitions. [2020-10-14 05:19:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-14 05:19:23,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:23,237 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 14, 14, 14, 14, 14, 14, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:23,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-14 05:19:23,238 INFO L427 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:23,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:23,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1254795694, now seen corresponding path program 26 times [2020-10-14 05:19:23,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:23,238 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [465180106] [2020-10-14 05:19:23,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:23,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:23,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-14 05:19:24,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 968 [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-14 05:19:24,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:24,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:24,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:24,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:24,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 05:19:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:19:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:24,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:19:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:19:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:19:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:19:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:19:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:19:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:19:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:19:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:19:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:24,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:24,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:24,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:24,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:24,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:24,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:24,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:24,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 420 proven. 182 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-14 05:19:24,727 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [465180106] [2020-10-14 05:19:24,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:24,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-14 05:19:24,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827491051] [2020-10-14 05:19:24,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-14 05:19:24,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:24,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-14 05:19:24,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2020-10-14 05:19:24,728 INFO L87 Difference]: Start difference. First operand 158 states and 161 transitions. Second operand 31 states. [2020-10-14 05:19:25,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:25,303 INFO L93 Difference]: Finished difference Result 285 states and 330 transitions. [2020-10-14 05:19:25,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-14 05:19:25,304 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 155 [2020-10-14 05:19:25,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:25,305 INFO L225 Difference]: With dead ends: 285 [2020-10-14 05:19:25,306 INFO L226 Difference]: Without dead ends: 216 [2020-10-14 05:19:25,307 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=584, Invalid=1396, Unknown=0, NotChecked=0, Total=1980 [2020-10-14 05:19:25,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-10-14 05:19:25,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 160. [2020-10-14 05:19:25,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-14 05:19:25,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 163 transitions. [2020-10-14 05:19:25,316 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 163 transitions. Word has length 155 [2020-10-14 05:19:25,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:25,316 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 163 transitions. [2020-10-14 05:19:25,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-14 05:19:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 163 transitions. [2020-10-14 05:19:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-14 05:19:25,318 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:25,318 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:25,318 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-14 05:19:25,318 INFO L427 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:25,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:25,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1325293331, now seen corresponding path program 27 times [2020-10-14 05:19:25,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:25,319 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1861696673] [2020-10-14 05:19:25,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:25,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:25,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-14 05:19:27,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:27,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1876 [2020-10-14 05:19:27,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-10-14 05:19:27,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:27,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-14 05:19:27,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:27,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:27,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:27,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 05:19:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:27,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:19:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:19:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:19:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:19:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:19:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:19:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:19:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:27,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:19:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:27,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:19:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:27,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:27,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:27,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:27,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:27,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:27,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:27,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:27,475 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 238 proven. 392 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-14 05:19:27,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1861696673] [2020-10-14 05:19:27,476 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:27,476 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-14 05:19:27,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553792959] [2020-10-14 05:19:27,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-14 05:19:27,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:27,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-14 05:19:27,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=202, Unknown=0, NotChecked=0, Total=342 [2020-10-14 05:19:27,477 INFO L87 Difference]: Start difference. First operand 160 states and 163 transitions. Second operand 19 states. [2020-10-14 05:19:27,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:27,616 INFO L93 Difference]: Finished difference Result 171 states and 174 transitions. [2020-10-14 05:19:27,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 05:19:27,616 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 157 [2020-10-14 05:19:27,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:27,618 INFO L225 Difference]: With dead ends: 171 [2020-10-14 05:19:27,618 INFO L226 Difference]: Without dead ends: 169 [2020-10-14 05:19:27,621 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=144, Invalid=236, Unknown=0, NotChecked=0, Total=380 [2020-10-14 05:19:27,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-10-14 05:19:27,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 168. [2020-10-14 05:19:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-10-14 05:19:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 171 transitions. [2020-10-14 05:19:27,632 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 171 transitions. Word has length 157 [2020-10-14 05:19:27,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:27,632 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 171 transitions. [2020-10-14 05:19:27,632 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-14 05:19:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 171 transitions. [2020-10-14 05:19:27,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-14 05:19:27,633 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:27,634 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 15, 15, 15, 15, 15, 15, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:27,634 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-14 05:19:27,634 INFO L427 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:27,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:27,634 INFO L82 PathProgramCache]: Analyzing trace with hash -869716604, now seen corresponding path program 28 times [2020-10-14 05:19:27,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:27,635 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1877186911] [2020-10-14 05:19:27,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:27,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:28,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:28,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:28,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-14 05:19:28,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:28,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1136 [2020-10-14 05:19:28,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:28,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-10-14 05:19:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-14 05:19:28,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:29,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:29,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:29,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:29,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 05:19:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:19:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:19:29,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:19:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:19:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:19:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:19:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:19:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:19:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:19:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 05:19:29,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:19:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:19:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:29,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:29,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:29,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:29,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:29,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:29,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:29,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:29,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:29,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:29,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:29,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 480 proven. 210 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-10-14 05:19:29,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1877186911] [2020-10-14 05:19:29,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:29,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-14 05:19:29,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404432826] [2020-10-14 05:19:29,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-14 05:19:29,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:29,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-14 05:19:29,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 05:19:29,429 INFO L87 Difference]: Start difference. First operand 168 states and 171 transitions. Second operand 33 states. [2020-10-14 05:19:30,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:30,091 INFO L93 Difference]: Finished difference Result 303 states and 351 transitions. [2020-10-14 05:19:30,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-14 05:19:30,091 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 165 [2020-10-14 05:19:30,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:30,093 INFO L225 Difference]: With dead ends: 303 [2020-10-14 05:19:30,093 INFO L226 Difference]: Without dead ends: 230 [2020-10-14 05:19:30,094 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=663, Invalid=1593, Unknown=0, NotChecked=0, Total=2256 [2020-10-14 05:19:30,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-10-14 05:19:30,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 170. [2020-10-14 05:19:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-14 05:19:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 173 transitions. [2020-10-14 05:19:30,103 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 173 transitions. Word has length 165 [2020-10-14 05:19:30,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:30,103 INFO L479 AbstractCegarLoop]: Abstraction has 170 states and 173 transitions. [2020-10-14 05:19:30,104 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-14 05:19:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 173 transitions. [2020-10-14 05:19:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-14 05:19:30,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:30,105 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:30,105 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-14 05:19:30,105 INFO L427 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:30,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:30,106 INFO L82 PathProgramCache]: Analyzing trace with hash -583456599, now seen corresponding path program 29 times [2020-10-14 05:19:30,106 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:30,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202177199] [2020-10-14 05:19:30,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:30,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:30,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:31,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:31,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1762 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 34 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 05:19:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:32,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:32,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:32,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:19:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:19:32,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:19:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:19:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:19:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:19:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 05:19:32,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:19:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:19:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:19:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:19:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:19:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:32,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:32,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:32,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:32,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:32,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:32,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:32,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:32,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:32,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 270 proven. 450 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-10-14 05:19:32,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202177199] [2020-10-14 05:19:32,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:32,238 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-14 05:19:32,238 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622584725] [2020-10-14 05:19:32,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-14 05:19:32,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:32,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-14 05:19:32,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=223, Unknown=0, NotChecked=0, Total=380 [2020-10-14 05:19:32,243 INFO L87 Difference]: Start difference. First operand 170 states and 173 transitions. Second operand 20 states. [2020-10-14 05:19:32,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:32,386 INFO L93 Difference]: Finished difference Result 181 states and 184 transitions. [2020-10-14 05:19:32,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 05:19:32,386 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 167 [2020-10-14 05:19:32,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:32,388 INFO L225 Difference]: With dead ends: 181 [2020-10-14 05:19:32,388 INFO L226 Difference]: Without dead ends: 179 [2020-10-14 05:19:32,389 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=161, Invalid=259, Unknown=0, NotChecked=0, Total=420 [2020-10-14 05:19:32,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-10-14 05:19:32,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 178. [2020-10-14 05:19:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-10-14 05:19:32,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 181 transitions. [2020-10-14 05:19:32,398 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 181 transitions. Word has length 167 [2020-10-14 05:19:32,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:32,398 INFO L479 AbstractCegarLoop]: Abstraction has 178 states and 181 transitions. [2020-10-14 05:19:32,399 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-14 05:19:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 181 transitions. [2020-10-14 05:19:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-14 05:19:32,400 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:32,400 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 16, 16, 16, 16, 16, 16, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:32,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-14 05:19:32,400 INFO L427 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:32,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:32,401 INFO L82 PathProgramCache]: Analyzing trace with hash 463733018, now seen corresponding path program 30 times [2020-10-14 05:19:32,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:32,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1332667761] [2020-10-14 05:19:32,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:32,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:32,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:33,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:33,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-14 05:19:33,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1381 [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 34 [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-14 05:19:33,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:34,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:34,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:34,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 05:19:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:19:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:19:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:19:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:19:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:19:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:19:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:19:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:19:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:34,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:19:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:34,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:19:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:34,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:34,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:34,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:34,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:34,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:34,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:34,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:34,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:34,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 544 proven. 240 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2020-10-14 05:19:34,430 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1332667761] [2020-10-14 05:19:34,430 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:34,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2020-10-14 05:19:34,431 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040033050] [2020-10-14 05:19:34,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-14 05:19:34,431 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:34,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-14 05:19:34,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2020-10-14 05:19:34,432 INFO L87 Difference]: Start difference. First operand 178 states and 181 transitions. Second operand 35 states. [2020-10-14 05:19:35,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:35,170 INFO L93 Difference]: Finished difference Result 321 states and 372 transitions. [2020-10-14 05:19:35,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-14 05:19:35,170 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 175 [2020-10-14 05:19:35,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:35,172 INFO L225 Difference]: With dead ends: 321 [2020-10-14 05:19:35,172 INFO L226 Difference]: Without dead ends: 244 [2020-10-14 05:19:35,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=747, Invalid=1803, Unknown=0, NotChecked=0, Total=2550 [2020-10-14 05:19:35,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-14 05:19:35,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 180. [2020-10-14 05:19:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-10-14 05:19:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 183 transitions. [2020-10-14 05:19:35,183 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 183 transitions. Word has length 175 [2020-10-14 05:19:35,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:35,183 INFO L479 AbstractCegarLoop]: Abstraction has 180 states and 183 transitions. [2020-10-14 05:19:35,183 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-14 05:19:35,183 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 183 transitions. [2020-10-14 05:19:35,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-14 05:19:35,184 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:35,184 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:35,184 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-14 05:19:35,184 INFO L427 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:35,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:35,185 INFO L82 PathProgramCache]: Analyzing trace with hash 641995263, now seen corresponding path program 31 times [2020-10-14 05:19:35,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:35,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1810514945] [2020-10-14 05:19:35,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:35,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:35,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1531 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 36 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-10-14 05:19:36,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:36,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:36,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:19:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:36,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:19:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:19:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:19:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:19:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:19:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:19:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:19:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:19:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:19:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:36,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:19:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:36,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:19:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:19:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:36,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:36,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:36,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:36,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:36,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:36,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:36,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:36,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:36,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:19:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:37,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:37,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:37,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:37,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:37,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:37,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:37,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:37,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:19:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:37,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:37,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:37,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:37,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:37,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:37,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:37,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:37,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:37,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:37,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:37,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:37,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:19:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:37,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:37,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:37,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:37,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:37,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:37,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:37,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:37,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1296 backedges. 304 proven. 512 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2020-10-14 05:19:37,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1810514945] [2020-10-14 05:19:37,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:37,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-14 05:19:37,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150397250] [2020-10-14 05:19:37,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-14 05:19:37,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:37,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-14 05:19:37,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=245, Unknown=0, NotChecked=0, Total=420 [2020-10-14 05:19:37,037 INFO L87 Difference]: Start difference. First operand 180 states and 183 transitions. Second operand 21 states. [2020-10-14 05:19:37,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:37,238 INFO L93 Difference]: Finished difference Result 191 states and 194 transitions. [2020-10-14 05:19:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 05:19:37,238 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 177 [2020-10-14 05:19:37,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:37,240 INFO L225 Difference]: With dead ends: 191 [2020-10-14 05:19:37,240 INFO L226 Difference]: Without dead ends: 189 [2020-10-14 05:19:37,240 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=179, Invalid=283, Unknown=0, NotChecked=0, Total=462 [2020-10-14 05:19:37,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-10-14 05:19:37,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 188. [2020-10-14 05:19:37,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-14 05:19:37,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 191 transitions. [2020-10-14 05:19:37,253 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 191 transitions. Word has length 177 [2020-10-14 05:19:37,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:37,253 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 191 transitions. [2020-10-14 05:19:37,253 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-14 05:19:37,254 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 191 transitions. [2020-10-14 05:19:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-14 05:19:37,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:37,255 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 17, 17, 17, 17, 17, 17, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:37,255 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-14 05:19:37,255 INFO L427 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:37,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:37,256 INFO L82 PathProgramCache]: Analyzing trace with hash -760007568, now seen corresponding path program 32 times [2020-10-14 05:19:37,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:37,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [842676545] [2020-10-14 05:19:37,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:37,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 913 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 36 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-10-14 05:19:38,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:38,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:38,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:38,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:38,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:19:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:19:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:19:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:19:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:19:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:38,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:19:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:38,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:19:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:19:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:19:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:19:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:19:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:19:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:19:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:38,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:19:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:19:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:19:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:38,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:19:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:38,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:38,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:38,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:38,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:38,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:38,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:38,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:38,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:38,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:38,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:38,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:38,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 612 proven. 272 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2020-10-14 05:19:38,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [842676545] [2020-10-14 05:19:38,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:38,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2020-10-14 05:19:38,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370915397] [2020-10-14 05:19:38,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-10-14 05:19:38,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:38,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-10-14 05:19:38,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=972, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 05:19:38,850 INFO L87 Difference]: Start difference. First operand 188 states and 191 transitions. Second operand 37 states. [2020-10-14 05:19:39,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:39,637 INFO L93 Difference]: Finished difference Result 339 states and 393 transitions. [2020-10-14 05:19:39,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-14 05:19:39,639 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 185 [2020-10-14 05:19:39,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:39,640 INFO L225 Difference]: With dead ends: 339 [2020-10-14 05:19:39,640 INFO L226 Difference]: Without dead ends: 258 [2020-10-14 05:19:39,642 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=836, Invalid=2026, Unknown=0, NotChecked=0, Total=2862 [2020-10-14 05:19:39,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-14 05:19:39,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 190. [2020-10-14 05:19:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-10-14 05:19:39,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 193 transitions. [2020-10-14 05:19:39,652 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 193 transitions. Word has length 185 [2020-10-14 05:19:39,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:39,652 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 193 transitions. [2020-10-14 05:19:39,652 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-10-14 05:19:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 193 transitions. [2020-10-14 05:19:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-14 05:19:39,653 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:39,654 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:39,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-10-14 05:19:39,654 INFO L427 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:39,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:39,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1861014763, now seen corresponding path program 33 times [2020-10-14 05:19:39,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:39,655 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1167532899] [2020-10-14 05:19:39,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:39,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:40,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2402 [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 38 [2020-10-14 05:19:42,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-14 05:19:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:42,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:42,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:42,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:42,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:19:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:42,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:19:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:42,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:19:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:19:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:19:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:19:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:19:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:19:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:19:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:19:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:19:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:19:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:19:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:19:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:42,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:42,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:42,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:42,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:42,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:42,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:42,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:42,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:42,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:42,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:42,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 340 proven. 578 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2020-10-14 05:19:42,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1167532899] [2020-10-14 05:19:42,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:42,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-14 05:19:42,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207921756] [2020-10-14 05:19:42,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-14 05:19:42,381 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:42,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-14 05:19:42,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=268, Unknown=0, NotChecked=0, Total=462 [2020-10-14 05:19:42,382 INFO L87 Difference]: Start difference. First operand 190 states and 193 transitions. Second operand 22 states. [2020-10-14 05:19:42,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:42,549 INFO L93 Difference]: Finished difference Result 201 states and 204 transitions. [2020-10-14 05:19:42,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 05:19:42,550 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 187 [2020-10-14 05:19:42,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:42,553 INFO L225 Difference]: With dead ends: 201 [2020-10-14 05:19:42,553 INFO L226 Difference]: Without dead ends: 199 [2020-10-14 05:19:42,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2020-10-14 05:19:42,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-14 05:19:42,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 198. [2020-10-14 05:19:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-14 05:19:42,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 201 transitions. [2020-10-14 05:19:42,563 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 201 transitions. Word has length 187 [2020-10-14 05:19:42,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:42,563 INFO L479 AbstractCegarLoop]: Abstraction has 198 states and 201 transitions. [2020-10-14 05:19:42,563 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-14 05:19:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 201 transitions. [2020-10-14 05:19:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-14 05:19:42,564 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:42,565 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 18, 18, 18, 18, 18, 18, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:42,565 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-10-14 05:19:42,565 INFO L427 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:42,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:42,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1799018374, now seen corresponding path program 34 times [2020-10-14 05:19:42,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:42,566 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [295234225] [2020-10-14 05:19:42,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:42,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:43,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:43,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:43,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-14 05:19:43,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:43,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1314 [2020-10-14 05:19:43,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:43,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 38 [2020-10-14 05:19:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-14 05:19:43,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:44,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:44,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:44,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:19:44,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 05:19:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:19:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:19:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:19:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:19:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:19:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:19:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:19:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:19:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:19:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:19:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:19:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:19:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:19:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:19:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:19:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:19:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:19:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:44,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:44,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:44,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:44,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:44,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:44,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:44,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:44,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 684 proven. 306 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2020-10-14 05:19:44,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [295234225] [2020-10-14 05:19:44,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:44,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2020-10-14 05:19:44,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182080522] [2020-10-14 05:19:44,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-10-14 05:19:44,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:44,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-10-14 05:19:44,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=399, Invalid=1083, Unknown=0, NotChecked=0, Total=1482 [2020-10-14 05:19:44,626 INFO L87 Difference]: Start difference. First operand 198 states and 201 transitions. Second operand 39 states. [2020-10-14 05:19:45,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:45,486 INFO L93 Difference]: Finished difference Result 357 states and 414 transitions. [2020-10-14 05:19:45,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-14 05:19:45,486 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 195 [2020-10-14 05:19:45,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:45,489 INFO L225 Difference]: With dead ends: 357 [2020-10-14 05:19:45,489 INFO L226 Difference]: Without dead ends: 272 [2020-10-14 05:19:45,492 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=930, Invalid=2262, Unknown=0, NotChecked=0, Total=3192 [2020-10-14 05:19:45,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-10-14 05:19:45,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 200. [2020-10-14 05:19:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-10-14 05:19:45,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 203 transitions. [2020-10-14 05:19:45,518 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 203 transitions. Word has length 195 [2020-10-14 05:19:45,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:45,518 INFO L479 AbstractCegarLoop]: Abstraction has 200 states and 203 transitions. [2020-10-14 05:19:45,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 39 states. [2020-10-14 05:19:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 203 transitions. [2020-10-14 05:19:45,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-14 05:19:45,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:45,520 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:45,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-10-14 05:19:45,520 INFO L427 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:45,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:45,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1173978133, now seen corresponding path program 35 times [2020-10-14 05:19:45,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:45,521 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [240214857] [2020-10-14 05:19:45,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:45,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:46,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:48,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:48,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-14 05:19:48,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:48,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3183 [2020-10-14 05:19:48,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:48,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:48,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 40 [2020-10-14 05:19:48,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:48,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 230 [2020-10-14 05:19:48,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:49,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:49,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:19:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:19:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:19:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:19:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:49,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:19:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:19:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:19:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:19:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:19:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:19:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:49,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:19:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:49,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:19:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:19:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:19:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:49,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:49,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 378 proven. 648 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2020-10-14 05:19:49,084 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [240214857] [2020-10-14 05:19:49,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:49,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-14 05:19:49,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301353870] [2020-10-14 05:19:49,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-14 05:19:49,085 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:49,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-14 05:19:49,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=292, Unknown=0, NotChecked=0, Total=506 [2020-10-14 05:19:49,086 INFO L87 Difference]: Start difference. First operand 200 states and 203 transitions. Second operand 23 states. [2020-10-14 05:19:49,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:49,277 INFO L93 Difference]: Finished difference Result 211 states and 214 transitions. [2020-10-14 05:19:49,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 05:19:49,278 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 197 [2020-10-14 05:19:49,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:49,279 INFO L225 Difference]: With dead ends: 211 [2020-10-14 05:19:49,279 INFO L226 Difference]: Without dead ends: 209 [2020-10-14 05:19:49,280 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=218, Invalid=334, Unknown=0, NotChecked=0, Total=552 [2020-10-14 05:19:49,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-10-14 05:19:49,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 208. [2020-10-14 05:19:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-10-14 05:19:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 211 transitions. [2020-10-14 05:19:49,288 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 211 transitions. Word has length 197 [2020-10-14 05:19:49,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:49,288 INFO L479 AbstractCegarLoop]: Abstraction has 208 states and 211 transitions. [2020-10-14 05:19:49,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-14 05:19:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 211 transitions. [2020-10-14 05:19:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-14 05:19:49,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:49,290 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 19, 19, 19, 19, 19, 19, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:49,290 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-10-14 05:19:49,290 INFO L427 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:49,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:49,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1753938524, now seen corresponding path program 36 times [2020-10-14 05:19:49,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:49,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [316816080] [2020-10-14 05:19:49,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:49,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:50,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:50,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:50,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-14 05:19:50,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1272 [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 40 [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 230 [2020-10-14 05:19:50,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:51,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:51,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:51,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:51,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 05:19:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:19:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:19:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:19:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:19:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:19:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:19:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:19:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:19:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:19:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:19:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:19:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:19:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:19:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:19:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:19:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:19:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:51,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:19:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:19:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:51,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:51,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:51,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:51,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:51,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:51,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:51,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:51,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:51,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:51,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:51,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 760 proven. 342 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-14 05:19:51,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [316816080] [2020-10-14 05:19:51,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:51,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2020-10-14 05:19:51,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546698389] [2020-10-14 05:19:51,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-10-14 05:19:51,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:51,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-10-14 05:19:51,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=440, Invalid=1200, Unknown=0, NotChecked=0, Total=1640 [2020-10-14 05:19:51,434 INFO L87 Difference]: Start difference. First operand 208 states and 211 transitions. Second operand 41 states. [2020-10-14 05:19:52,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:52,391 INFO L93 Difference]: Finished difference Result 375 states and 435 transitions. [2020-10-14 05:19:52,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-14 05:19:52,392 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 205 [2020-10-14 05:19:52,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:52,393 INFO L225 Difference]: With dead ends: 375 [2020-10-14 05:19:52,394 INFO L226 Difference]: Without dead ends: 286 [2020-10-14 05:19:52,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1029, Invalid=2511, Unknown=0, NotChecked=0, Total=3540 [2020-10-14 05:19:52,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-14 05:19:52,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 210. [2020-10-14 05:19:52,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-14 05:19:52,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 213 transitions. [2020-10-14 05:19:52,407 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 213 transitions. Word has length 205 [2020-10-14 05:19:52,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:52,407 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 213 transitions. [2020-10-14 05:19:52,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-10-14 05:19:52,407 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 213 transitions. [2020-10-14 05:19:52,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-10-14 05:19:52,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:52,409 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:52,409 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-10-14 05:19:52,409 INFO L427 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:52,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:52,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1542073473, now seen corresponding path program 37 times [2020-10-14 05:19:52,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:52,410 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1250338706] [2020-10-14 05:19:52,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:52,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:53,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:54,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:54,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2301 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 42 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 242 [2020-10-14 05:19:54,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:55,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:55,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:19:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:19:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:19:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:19:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:19:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:19:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:19:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:19:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:19:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:19:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:19:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:19:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:55,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:19:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:19:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:55,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:55,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:55,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:55,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:55,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:55,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:55,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:55,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:55,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:55,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:55,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 418 proven. 722 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-14 05:19:55,154 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1250338706] [2020-10-14 05:19:55,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:55,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-14 05:19:55,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550161006] [2020-10-14 05:19:55,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-14 05:19:55,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:55,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-14 05:19:55,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=317, Unknown=0, NotChecked=0, Total=552 [2020-10-14 05:19:55,155 INFO L87 Difference]: Start difference. First operand 210 states and 213 transitions. Second operand 24 states. [2020-10-14 05:19:55,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:55,352 INFO L93 Difference]: Finished difference Result 221 states and 224 transitions. [2020-10-14 05:19:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-14 05:19:55,353 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 207 [2020-10-14 05:19:55,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:55,355 INFO L225 Difference]: With dead ends: 221 [2020-10-14 05:19:55,355 INFO L226 Difference]: Without dead ends: 219 [2020-10-14 05:19:55,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=239, Invalid=361, Unknown=0, NotChecked=0, Total=600 [2020-10-14 05:19:55,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2020-10-14 05:19:55,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 218. [2020-10-14 05:19:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-14 05:19:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 221 transitions. [2020-10-14 05:19:55,371 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 221 transitions. Word has length 207 [2020-10-14 05:19:55,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:55,371 INFO L479 AbstractCegarLoop]: Abstraction has 218 states and 221 transitions. [2020-10-14 05:19:55,371 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-14 05:19:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 221 transitions. [2020-10-14 05:19:55,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-14 05:19:55,372 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:55,372 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 20, 20, 20, 20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:55,372 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2020-10-14 05:19:55,372 INFO L427 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:55,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:55,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1080012018, now seen corresponding path program 38 times [2020-10-14 05:19:55,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:55,373 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [608258153] [2020-10-14 05:19:55,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:55,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:56,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:57,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:57,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-14 05:19:57,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:19:57,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1851 [2020-10-14 05:19:57,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:57,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 42 [2020-10-14 05:19:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:19:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 242 [2020-10-14 05:19:57,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:19:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:19:58,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 05:19:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:19:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:19:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:19:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:19:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:19:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:19:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:19:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:19:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:19:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:19:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:19:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:19:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:19:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:19:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:19:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:19:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:19:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:19:58,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:19:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:19:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:58,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:19:58,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:19:58,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:19:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 840 proven. 380 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2020-10-14 05:19:58,122 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [608258153] [2020-10-14 05:19:58,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:19:58,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2020-10-14 05:19:58,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290589938] [2020-10-14 05:19:58,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 43 states [2020-10-14 05:19:58,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:19:58,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2020-10-14 05:19:58,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=1323, Unknown=0, NotChecked=0, Total=1806 [2020-10-14 05:19:58,123 INFO L87 Difference]: Start difference. First operand 218 states and 221 transitions. Second operand 43 states. [2020-10-14 05:19:59,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:19:59,194 INFO L93 Difference]: Finished difference Result 393 states and 456 transitions. [2020-10-14 05:19:59,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-14 05:19:59,194 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 215 [2020-10-14 05:19:59,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:19:59,198 INFO L225 Difference]: With dead ends: 393 [2020-10-14 05:19:59,198 INFO L226 Difference]: Without dead ends: 300 [2020-10-14 05:19:59,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 589 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1133, Invalid=2773, Unknown=0, NotChecked=0, Total=3906 [2020-10-14 05:19:59,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-10-14 05:19:59,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 220. [2020-10-14 05:19:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-10-14 05:19:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 223 transitions. [2020-10-14 05:19:59,222 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 223 transitions. Word has length 215 [2020-10-14 05:19:59,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:19:59,222 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 223 transitions. [2020-10-14 05:19:59,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 43 states. [2020-10-14 05:19:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 223 transitions. [2020-10-14 05:19:59,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-14 05:19:59,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:19:59,225 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:19:59,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2020-10-14 05:19:59,226 INFO L427 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:19:59,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:19:59,226 INFO L82 PathProgramCache]: Analyzing trace with hash -118082345, now seen corresponding path program 39 times [2020-10-14 05:19:59,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:19:59,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1356000594] [2020-10-14 05:19:59,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:19:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:19:59,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:00,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-14 05:20:03,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:03,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4277 [2020-10-14 05:20:03,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 44 [2020-10-14 05:20:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:20:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 254 [2020-10-14 05:20:03,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:03,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:20:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:20:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:20:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:20:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:20:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:20:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:20:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:20:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:20:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:20:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:20:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:20:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:20:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:20:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:20:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:20:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:20:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:20:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:03,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:20:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:20:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:03,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:03,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:03,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:03,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:03,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:03,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:03,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:03,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:03,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:03,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:03,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:03,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 460 proven. 800 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2020-10-14 05:20:03,968 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1356000594] [2020-10-14 05:20:03,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:03,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-14 05:20:03,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014580027] [2020-10-14 05:20:03,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-14 05:20:03,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:03,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-14 05:20:03,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=343, Unknown=0, NotChecked=0, Total=600 [2020-10-14 05:20:03,969 INFO L87 Difference]: Start difference. First operand 220 states and 223 transitions. Second operand 25 states. [2020-10-14 05:20:04,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:04,165 INFO L93 Difference]: Finished difference Result 231 states and 234 transitions. [2020-10-14 05:20:04,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-14 05:20:04,166 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 217 [2020-10-14 05:20:04,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:04,167 INFO L225 Difference]: With dead ends: 231 [2020-10-14 05:20:04,168 INFO L226 Difference]: Without dead ends: 229 [2020-10-14 05:20:04,168 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=261, Invalid=389, Unknown=0, NotChecked=0, Total=650 [2020-10-14 05:20:04,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2020-10-14 05:20:04,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 228. [2020-10-14 05:20:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-10-14 05:20:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 231 transitions. [2020-10-14 05:20:04,180 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 231 transitions. Word has length 217 [2020-10-14 05:20:04,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:04,181 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 231 transitions. [2020-10-14 05:20:04,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-14 05:20:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 231 transitions. [2020-10-14 05:20:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-10-14 05:20:04,182 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:04,182 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 22, 21, 21, 21, 21, 21, 21, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:04,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2020-10-14 05:20:04,183 INFO L427 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:04,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:04,183 INFO L82 PathProgramCache]: Analyzing trace with hash 65077064, now seen corresponding path program 40 times [2020-10-14 05:20:04,183 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:04,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018441883] [2020-10-14 05:20:04,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:04,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:05,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:06,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:06,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2441 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 44 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 254 [2020-10-14 05:20:06,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:07,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:07,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 05:20:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:20:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:20:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:20:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:20:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:20:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:20:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:20:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:20:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:20:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:20:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:20:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:20:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:20:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:20:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:20:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:20:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:20:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:20:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:20:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:20:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:07,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:07,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:07,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 924 proven. 420 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2020-10-14 05:20:07,601 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018441883] [2020-10-14 05:20:07,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:07,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2020-10-14 05:20:07,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861600149] [2020-10-14 05:20:07,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 45 states [2020-10-14 05:20:07,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:07,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2020-10-14 05:20:07,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=528, Invalid=1452, Unknown=0, NotChecked=0, Total=1980 [2020-10-14 05:20:07,603 INFO L87 Difference]: Start difference. First operand 228 states and 231 transitions. Second operand 45 states. [2020-10-14 05:20:08,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:08,741 INFO L93 Difference]: Finished difference Result 411 states and 477 transitions. [2020-10-14 05:20:08,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-14 05:20:08,742 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 225 [2020-10-14 05:20:08,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:08,744 INFO L225 Difference]: With dead ends: 411 [2020-10-14 05:20:08,744 INFO L226 Difference]: Without dead ends: 314 [2020-10-14 05:20:08,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1242, Invalid=3048, Unknown=0, NotChecked=0, Total=4290 [2020-10-14 05:20:08,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-14 05:20:08,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 230. [2020-10-14 05:20:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-10-14 05:20:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 233 transitions. [2020-10-14 05:20:08,767 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 233 transitions. Word has length 225 [2020-10-14 05:20:08,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:08,770 INFO L479 AbstractCegarLoop]: Abstraction has 230 states and 233 transitions. [2020-10-14 05:20:08,770 INFO L480 AbstractCegarLoop]: Interpolant automaton has 45 states. [2020-10-14 05:20:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 233 transitions. [2020-10-14 05:20:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-14 05:20:08,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:08,772 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:08,773 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2020-10-14 05:20:08,773 INFO L427 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:08,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:08,773 INFO L82 PathProgramCache]: Analyzing trace with hash 1137618157, now seen corresponding path program 41 times [2020-10-14 05:20:08,773 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:08,774 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1604164221] [2020-10-14 05:20:08,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:08,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:09,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-14 05:20:13,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:13,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4467 [2020-10-14 05:20:13,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 46 [2020-10-14 05:20:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:20:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 266 [2020-10-14 05:20:13,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:13,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:13,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:13,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:20:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:20:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:20:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:20:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:20:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:20:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:20:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:20:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:20:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:20:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:20:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:20:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:20:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:20:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:20:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:20:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:20:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:20:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:20:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:20:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:20:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:13,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:13,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:13,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:13,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:13,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:13,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:13,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:13,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:13,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:13,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:13,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2226 backedges. 504 proven. 882 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2020-10-14 05:20:13,713 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1604164221] [2020-10-14 05:20:13,713 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:13,714 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-14 05:20:13,714 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051939555] [2020-10-14 05:20:13,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-14 05:20:13,714 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:13,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-14 05:20:13,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=370, Unknown=0, NotChecked=0, Total=650 [2020-10-14 05:20:13,715 INFO L87 Difference]: Start difference. First operand 230 states and 233 transitions. Second operand 26 states. [2020-10-14 05:20:13,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:13,937 INFO L93 Difference]: Finished difference Result 241 states and 244 transitions. [2020-10-14 05:20:13,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-14 05:20:13,937 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 227 [2020-10-14 05:20:13,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:13,939 INFO L225 Difference]: With dead ends: 241 [2020-10-14 05:20:13,939 INFO L226 Difference]: Without dead ends: 239 [2020-10-14 05:20:13,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=284, Invalid=418, Unknown=0, NotChecked=0, Total=702 [2020-10-14 05:20:13,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2020-10-14 05:20:13,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 238. [2020-10-14 05:20:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-14 05:20:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 241 transitions. [2020-10-14 05:20:13,952 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 241 transitions. Word has length 227 [2020-10-14 05:20:13,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:13,953 INFO L479 AbstractCegarLoop]: Abstraction has 238 states and 241 transitions. [2020-10-14 05:20:13,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-14 05:20:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 241 transitions. [2020-10-14 05:20:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-10-14 05:20:13,954 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:13,954 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 22, 22, 22, 22, 22, 22, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:13,955 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2020-10-14 05:20:13,955 INFO L427 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:13,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:13,955 INFO L82 PathProgramCache]: Analyzing trace with hash -928841378, now seen corresponding path program 42 times [2020-10-14 05:20:13,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:13,956 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [18157242] [2020-10-14 05:20:13,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:14,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:15,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:16,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:16,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-10-14 05:20:16,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:16,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2597 [2020-10-14 05:20:16,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:16,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:16,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 46 [2020-10-14 05:20:16,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:20:16,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 266 [2020-10-14 05:20:16,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:17,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:17,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 05:20:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:20:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:20:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:20:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:20:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:20:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:20:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:20:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:20:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:20:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:20:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:20:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:20:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:20:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:20:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:20:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:20:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:20:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:20:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:17,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:20:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:20:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 05:20:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:17,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:17,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:17,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:17,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:17,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:17,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:17,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:17,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:17,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:17,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:17,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:17,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 1012 proven. 462 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2020-10-14 05:20:17,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [18157242] [2020-10-14 05:20:17,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:17,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2020-10-14 05:20:17,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705396989] [2020-10-14 05:20:17,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2020-10-14 05:20:17,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:17,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2020-10-14 05:20:17,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=575, Invalid=1587, Unknown=0, NotChecked=0, Total=2162 [2020-10-14 05:20:17,639 INFO L87 Difference]: Start difference. First operand 238 states and 241 transitions. Second operand 47 states. [2020-10-14 05:20:18,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:18,829 INFO L93 Difference]: Finished difference Result 429 states and 498 transitions. [2020-10-14 05:20:18,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-14 05:20:18,830 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 235 [2020-10-14 05:20:18,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:18,832 INFO L225 Difference]: With dead ends: 429 [2020-10-14 05:20:18,832 INFO L226 Difference]: Without dead ends: 328 [2020-10-14 05:20:18,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1356, Invalid=3336, Unknown=0, NotChecked=0, Total=4692 [2020-10-14 05:20:18,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-14 05:20:18,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 240. [2020-10-14 05:20:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-14 05:20:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 243 transitions. [2020-10-14 05:20:18,846 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 243 transitions. Word has length 235 [2020-10-14 05:20:18,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:18,846 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 243 transitions. [2020-10-14 05:20:18,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 47 states. [2020-10-14 05:20:18,847 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 243 transitions. [2020-10-14 05:20:18,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-14 05:20:18,848 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:18,848 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:18,848 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2020-10-14 05:20:18,848 INFO L427 AbstractCegarLoop]: === Iteration 46 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:18,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:18,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1216586947, now seen corresponding path program 43 times [2020-10-14 05:20:18,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:18,849 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1603416041] [2020-10-14 05:20:18,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:18,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:20,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3158 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 48 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 278 [2020-10-14 05:20:22,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:22,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:22,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:20:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:22,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:20:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:20:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:20:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:20:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:20:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:20:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:20:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:20:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:20:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:20:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:20:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:20:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:20:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:20:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:20:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:20:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:20:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 05:20:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 05:20:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 05:20:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 05:20:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2442 backedges. 550 proven. 968 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2020-10-14 05:20:22,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1603416041] [2020-10-14 05:20:22,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:22,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-14 05:20:22,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244788325] [2020-10-14 05:20:22,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-14 05:20:22,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:22,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-14 05:20:22,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2020-10-14 05:20:22,514 INFO L87 Difference]: Start difference. First operand 240 states and 243 transitions. Second operand 27 states. [2020-10-14 05:20:22,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:22,723 INFO L93 Difference]: Finished difference Result 251 states and 254 transitions. [2020-10-14 05:20:22,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-14 05:20:22,723 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 237 [2020-10-14 05:20:22,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:22,725 INFO L225 Difference]: With dead ends: 251 [2020-10-14 05:20:22,725 INFO L226 Difference]: Without dead ends: 249 [2020-10-14 05:20:22,726 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=308, Invalid=448, Unknown=0, NotChecked=0, Total=756 [2020-10-14 05:20:22,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-14 05:20:22,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 248. [2020-10-14 05:20:22,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-10-14 05:20:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 251 transitions. [2020-10-14 05:20:22,738 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 251 transitions. Word has length 237 [2020-10-14 05:20:22,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:22,738 INFO L479 AbstractCegarLoop]: Abstraction has 248 states and 251 transitions. [2020-10-14 05:20:22,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-14 05:20:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 251 transitions. [2020-10-14 05:20:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-14 05:20:22,740 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:22,740 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 23, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:22,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2020-10-14 05:20:22,740 INFO L427 AbstractCegarLoop]: === Iteration 47 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:22,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:22,741 INFO L82 PathProgramCache]: Analyzing trace with hash -777665740, now seen corresponding path program 44 times [2020-10-14 05:20:22,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:22,741 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1088230525] [2020-10-14 05:20:22,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:22,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:24,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:25,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 299 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2690 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 48 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 278 [2020-10-14 05:20:25,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:26,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 05:20:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:20:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:20:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:20:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:20:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:20:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:20:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:20:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:20:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:20:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:20:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:20:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:20:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:20:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:20:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:20:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:20:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:20:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 05:20:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 05:20:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 05:20:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 05:20:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 05:20:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:26,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:26,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:26,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:26,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:26,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:26,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:26,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:26,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:26,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:26,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:26,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2622 backedges. 1104 proven. 506 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2020-10-14 05:20:26,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1088230525] [2020-10-14 05:20:26,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:26,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2020-10-14 05:20:26,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970436601] [2020-10-14 05:20:26,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 49 states [2020-10-14 05:20:26,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:26,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2020-10-14 05:20:26,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=624, Invalid=1728, Unknown=0, NotChecked=0, Total=2352 [2020-10-14 05:20:26,559 INFO L87 Difference]: Start difference. First operand 248 states and 251 transitions. Second operand 49 states. [2020-10-14 05:20:27,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:27,685 INFO L93 Difference]: Finished difference Result 447 states and 519 transitions. [2020-10-14 05:20:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-14 05:20:27,686 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 245 [2020-10-14 05:20:27,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:27,688 INFO L225 Difference]: With dead ends: 447 [2020-10-14 05:20:27,688 INFO L226 Difference]: Without dead ends: 342 [2020-10-14 05:20:27,689 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1475, Invalid=3637, Unknown=0, NotChecked=0, Total=5112 [2020-10-14 05:20:27,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-14 05:20:27,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 250. [2020-10-14 05:20:27,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-10-14 05:20:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 253 transitions. [2020-10-14 05:20:27,703 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 253 transitions. Word has length 245 [2020-10-14 05:20:27,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:27,703 INFO L479 AbstractCegarLoop]: Abstraction has 250 states and 253 transitions. [2020-10-14 05:20:27,703 INFO L480 AbstractCegarLoop]: Interpolant automaton has 49 states. [2020-10-14 05:20:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 253 transitions. [2020-10-14 05:20:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-14 05:20:27,705 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:27,705 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:27,705 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2020-10-14 05:20:27,705 INFO L427 AbstractCegarLoop]: === Iteration 48 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:27,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:27,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1435577433, now seen corresponding path program 45 times [2020-10-14 05:20:27,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:27,706 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [608937200] [2020-10-14 05:20:27,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:27,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:28,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:32,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 50 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:20:32,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 290 [2020-10-14 05:20:32,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:33,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:33,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:33,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:20:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:20:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:20:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:20:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:20:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:20:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:20:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:20:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:20:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:20:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:20:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:20:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:20:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:20:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:20:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:20:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:20:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:20:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:20:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 05:20:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 05:20:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 05:20:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 05:20:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:33,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:33,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:33,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:33,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:33,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:33,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:33,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:33,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:33,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:33,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2668 backedges. 598 proven. 1058 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2020-10-14 05:20:33,267 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [608937200] [2020-10-14 05:20:33,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:33,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-14 05:20:33,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050720897] [2020-10-14 05:20:33,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-14 05:20:33,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:33,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-14 05:20:33,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=427, Unknown=0, NotChecked=0, Total=756 [2020-10-14 05:20:33,268 INFO L87 Difference]: Start difference. First operand 250 states and 253 transitions. Second operand 28 states. [2020-10-14 05:20:33,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:33,491 INFO L93 Difference]: Finished difference Result 261 states and 264 transitions. [2020-10-14 05:20:33,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-14 05:20:33,491 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 247 [2020-10-14 05:20:33,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:33,493 INFO L225 Difference]: With dead ends: 261 [2020-10-14 05:20:33,493 INFO L226 Difference]: Without dead ends: 259 [2020-10-14 05:20:33,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=333, Invalid=479, Unknown=0, NotChecked=0, Total=812 [2020-10-14 05:20:33,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-14 05:20:33,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 258. [2020-10-14 05:20:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-10-14 05:20:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 261 transitions. [2020-10-14 05:20:33,506 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 261 transitions. Word has length 247 [2020-10-14 05:20:33,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:33,507 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 261 transitions. [2020-10-14 05:20:33,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-14 05:20:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 261 transitions. [2020-10-14 05:20:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-14 05:20:33,508 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:33,508 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 25, 24, 24, 24, 24, 24, 24, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:33,508 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2020-10-14 05:20:33,509 INFO L427 AbstractCegarLoop]: === Iteration 49 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:33,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:33,509 INFO L82 PathProgramCache]: Analyzing trace with hash 2018858186, now seen corresponding path program 46 times [2020-10-14 05:20:33,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:33,509 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1164563778] [2020-10-14 05:20:33,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:33,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:35,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2593 [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:36,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 50 [2020-10-14 05:20:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:20:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 290 [2020-10-14 05:20:36,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:37,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 05:20:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:20:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:20:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:20:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:20:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:20:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:20:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:20:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:20:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:20:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:20:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:20:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:20:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:20:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:20:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:20:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:20:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:20:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:20:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 05:20:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 05:20:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 05:20:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 05:20:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 05:20:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:37,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:37,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:37,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:37,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:37,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:37,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:37,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:37,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:37,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:37,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:37,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2856 backedges. 1200 proven. 552 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2020-10-14 05:20:37,377 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1164563778] [2020-10-14 05:20:37,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:37,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2020-10-14 05:20:37,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516404104] [2020-10-14 05:20:37,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-10-14 05:20:37,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:37,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-10-14 05:20:37,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=675, Invalid=1875, Unknown=0, NotChecked=0, Total=2550 [2020-10-14 05:20:37,379 INFO L87 Difference]: Start difference. First operand 258 states and 261 transitions. Second operand 51 states. [2020-10-14 05:20:38,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:38,762 INFO L93 Difference]: Finished difference Result 465 states and 540 transitions. [2020-10-14 05:20:38,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-14 05:20:38,763 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 255 [2020-10-14 05:20:38,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:38,765 INFO L225 Difference]: With dead ends: 465 [2020-10-14 05:20:38,765 INFO L226 Difference]: Without dead ends: 356 [2020-10-14 05:20:38,766 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 851 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1599, Invalid=3951, Unknown=0, NotChecked=0, Total=5550 [2020-10-14 05:20:38,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-10-14 05:20:38,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 260. [2020-10-14 05:20:38,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-14 05:20:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 263 transitions. [2020-10-14 05:20:38,778 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 263 transitions. Word has length 255 [2020-10-14 05:20:38,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:38,778 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 263 transitions. [2020-10-14 05:20:38,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 51 states. [2020-10-14 05:20:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 263 transitions. [2020-10-14 05:20:38,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-10-14 05:20:38,779 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:38,780 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:38,780 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2020-10-14 05:20:38,780 INFO L427 AbstractCegarLoop]: === Iteration 50 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:38,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:38,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1528867921, now seen corresponding path program 47 times [2020-10-14 05:20:38,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:38,781 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1313354542] [2020-10-14 05:20:38,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:38,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:40,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:43,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 52 [2020-10-14 05:20:43,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:20:43,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 302 [2020-10-14 05:20:43,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:44,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:44,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:44,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:20:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:20:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:20:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:20:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:20:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:20:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:20:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:20:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:20:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:20:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:20:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:20:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:20:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:20:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:20:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:20:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:20:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:20:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:20:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:20:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 05:20:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 05:20:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 05:20:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:44,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 05:20:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:44,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:44,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:44,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:44,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:44,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:44,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:44,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:44,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:44,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:44,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:44,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2904 backedges. 648 proven. 1152 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2020-10-14 05:20:44,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1313354542] [2020-10-14 05:20:44,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:44,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-14 05:20:44,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041751439] [2020-10-14 05:20:44,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-14 05:20:44,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:44,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-14 05:20:44,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=355, Invalid=457, Unknown=0, NotChecked=0, Total=812 [2020-10-14 05:20:44,369 INFO L87 Difference]: Start difference. First operand 260 states and 263 transitions. Second operand 29 states. [2020-10-14 05:20:44,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:44,596 INFO L93 Difference]: Finished difference Result 271 states and 274 transitions. [2020-10-14 05:20:44,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-14 05:20:44,596 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 257 [2020-10-14 05:20:44,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:44,598 INFO L225 Difference]: With dead ends: 271 [2020-10-14 05:20:44,598 INFO L226 Difference]: Without dead ends: 269 [2020-10-14 05:20:44,599 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=359, Invalid=511, Unknown=0, NotChecked=0, Total=870 [2020-10-14 05:20:44,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-10-14 05:20:44,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 268. [2020-10-14 05:20:44,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-10-14 05:20:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 271 transitions. [2020-10-14 05:20:44,616 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 271 transitions. Word has length 257 [2020-10-14 05:20:44,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:44,617 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 271 transitions. [2020-10-14 05:20:44,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-14 05:20:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 271 transitions. [2020-10-14 05:20:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-10-14 05:20:44,618 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:44,619 INFO L422 BasicCegarLoop]: trace histogram [26, 26, 26, 25, 25, 25, 25, 25, 25, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:44,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2020-10-14 05:20:44,619 INFO L427 AbstractCegarLoop]: === Iteration 51 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:44,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:44,620 INFO L82 PathProgramCache]: Analyzing trace with hash -712391136, now seen corresponding path program 48 times [2020-10-14 05:20:44,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:44,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [572734182] [2020-10-14 05:20:44,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:44,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:45,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 323 [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3282 [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 52 [2020-10-14 05:20:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:20:47,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 302 [2020-10-14 05:20:47,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:49,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:49,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:49,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 05:20:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:20:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:20:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:20:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:20:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:49,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:20:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:49,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:20:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:49,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:20:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:20:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:20:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:20:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:20:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:20:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:20:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:20:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:20:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:20:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 17 [2020-10-14 05:20:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:20:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:20:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:20:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 05:20:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 05:20:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 05:20:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:20:49,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 05:20:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 05:20:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:49,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:49,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:49,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:49,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3100 backedges. 1300 proven. 600 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2020-10-14 05:20:49,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [572734182] [2020-10-14 05:20:49,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:49,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53] total 53 [2020-10-14 05:20:49,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104336613] [2020-10-14 05:20:49,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 53 states [2020-10-14 05:20:49,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:49,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2020-10-14 05:20:49,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=728, Invalid=2028, Unknown=0, NotChecked=0, Total=2756 [2020-10-14 05:20:49,294 INFO L87 Difference]: Start difference. First operand 268 states and 271 transitions. Second operand 53 states. [2020-10-14 05:20:50,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:50,808 INFO L93 Difference]: Finished difference Result 483 states and 561 transitions. [2020-10-14 05:20:50,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-14 05:20:50,808 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 265 [2020-10-14 05:20:50,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:50,810 INFO L225 Difference]: With dead ends: 483 [2020-10-14 05:20:50,810 INFO L226 Difference]: Without dead ends: 370 [2020-10-14 05:20:50,812 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 924 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1728, Invalid=4278, Unknown=0, NotChecked=0, Total=6006 [2020-10-14 05:20:50,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-10-14 05:20:50,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 270. [2020-10-14 05:20:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2020-10-14 05:20:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 273 transitions. [2020-10-14 05:20:50,825 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 273 transitions. Word has length 265 [2020-10-14 05:20:50,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:50,826 INFO L479 AbstractCegarLoop]: Abstraction has 270 states and 273 transitions. [2020-10-14 05:20:50,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 53 states. [2020-10-14 05:20:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 273 transitions. [2020-10-14 05:20:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-14 05:20:50,828 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:50,828 INFO L422 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 25, 25, 25, 25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:50,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2020-10-14 05:20:50,828 INFO L427 AbstractCegarLoop]: === Iteration 52 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:50,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:50,829 INFO L82 PathProgramCache]: Analyzing trace with hash -993908027, now seen corresponding path program 49 times [2020-10-14 05:20:50,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:50,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1085885175] [2020-10-14 05:20:50,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:50,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:52,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:55,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 325 [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4662 [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 54 [2020-10-14 05:20:55,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:20:55,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 314 [2020-10-14 05:20:55,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:20:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:20:56,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:20:56,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:20:56,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:20:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:20:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:20:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:20:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:20:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:20:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:20:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:20:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:20:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:20:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:20:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:20:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:20:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:20:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:20:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:20:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:20:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:20:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:20:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:20:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 05:20:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 05:20:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 05:20:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 05:20:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 05:20:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:20:56,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:20:56,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:20:56,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:20:56,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:20:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 700 proven. 1250 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2020-10-14 05:20:56,154 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1085885175] [2020-10-14 05:20:56,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:20:56,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-14 05:20:56,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789826555] [2020-10-14 05:20:56,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-14 05:20:56,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:20:56,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-14 05:20:56,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=488, Unknown=0, NotChecked=0, Total=870 [2020-10-14 05:20:56,155 INFO L87 Difference]: Start difference. First operand 270 states and 273 transitions. Second operand 30 states. [2020-10-14 05:20:56,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:20:56,404 INFO L93 Difference]: Finished difference Result 281 states and 284 transitions. [2020-10-14 05:20:56,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-14 05:20:56,405 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 267 [2020-10-14 05:20:56,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:20:56,407 INFO L225 Difference]: With dead ends: 281 [2020-10-14 05:20:56,407 INFO L226 Difference]: Without dead ends: 279 [2020-10-14 05:20:56,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=386, Invalid=544, Unknown=0, NotChecked=0, Total=930 [2020-10-14 05:20:56,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-10-14 05:20:56,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 278. [2020-10-14 05:20:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-10-14 05:20:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 281 transitions. [2020-10-14 05:20:56,418 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 281 transitions. Word has length 267 [2020-10-14 05:20:56,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:20:56,418 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 281 transitions. [2020-10-14 05:20:56,418 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-10-14 05:20:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 281 transitions. [2020-10-14 05:20:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-10-14 05:20:56,419 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:20:56,420 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 27, 26, 26, 26, 26, 26, 26, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:20:56,420 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2020-10-14 05:20:56,420 INFO L427 AbstractCegarLoop]: === Iteration 53 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:20:56,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:20:56,420 INFO L82 PathProgramCache]: Analyzing trace with hash 713500470, now seen corresponding path program 50 times [2020-10-14 05:20:56,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:20:56,420 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [536378502] [2020-10-14 05:20:56,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:20:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:20:56,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:20:58,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:00,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:00,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 335 [2020-10-14 05:21:00,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:00,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4508 [2020-10-14 05:21:00,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:00,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:00,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 54 [2020-10-14 05:21:00,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:21:00,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 314 [2020-10-14 05:21:00,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:02,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:02,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 05:21:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:21:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:21:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:21:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:21:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:21:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:21:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:21:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:21:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:21:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:21:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:21:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:21:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:21:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:21:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:21:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:21:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:21:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:02,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:21:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:21:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 05:21:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 05:21:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 05:21:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 05:21:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 05:21:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 05:21:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:02,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:02,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:02,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:02,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:02,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3354 backedges. 1404 proven. 650 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2020-10-14 05:21:02,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [536378502] [2020-10-14 05:21:02,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:02,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55] total 55 [2020-10-14 05:21:02,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360056511] [2020-10-14 05:21:02,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 55 states [2020-10-14 05:21:02,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:02,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2020-10-14 05:21:02,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=783, Invalid=2187, Unknown=0, NotChecked=0, Total=2970 [2020-10-14 05:21:02,402 INFO L87 Difference]: Start difference. First operand 278 states and 281 transitions. Second operand 55 states. [2020-10-14 05:21:04,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:04,006 INFO L93 Difference]: Finished difference Result 501 states and 582 transitions. [2020-10-14 05:21:04,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-10-14 05:21:04,006 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 275 [2020-10-14 05:21:04,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:04,008 INFO L225 Difference]: With dead ends: 501 [2020-10-14 05:21:04,008 INFO L226 Difference]: Without dead ends: 384 [2020-10-14 05:21:04,010 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1000 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1862, Invalid=4618, Unknown=0, NotChecked=0, Total=6480 [2020-10-14 05:21:04,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2020-10-14 05:21:04,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 280. [2020-10-14 05:21:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-10-14 05:21:04,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 283 transitions. [2020-10-14 05:21:04,023 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 283 transitions. Word has length 275 [2020-10-14 05:21:04,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:04,023 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 283 transitions. [2020-10-14 05:21:04,023 INFO L480 AbstractCegarLoop]: Interpolant automaton has 55 states. [2020-10-14 05:21:04,024 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 283 transitions. [2020-10-14 05:21:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-10-14 05:21:04,025 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:04,025 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:04,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2020-10-14 05:21:04,026 INFO L427 AbstractCegarLoop]: === Iteration 54 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:04,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:04,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1057373797, now seen corresponding path program 51 times [2020-10-14 05:21:04,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:04,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [219407502] [2020-10-14 05:21:04,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:04,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 337 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4227 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 56 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 326 [2020-10-14 05:21:08,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:08,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:08,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:21:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:21:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:21:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:21:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:21:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:21:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:21:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:21:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:21:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:21:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:21:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:21:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:21:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:21:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:21:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:21:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:21:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 05:21:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 05:21:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 05:21:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 05:21:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 05:21:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:08,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 05:21:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 05:21:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 05:21:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 05:21:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:08,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:08,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:08,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:08,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:08,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:08,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:08,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:08,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:08,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:08,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:08,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3406 backedges. 754 proven. 1352 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2020-10-14 05:21:08,918 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [219407502] [2020-10-14 05:21:08,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:08,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-14 05:21:08,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127421501] [2020-10-14 05:21:08,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-14 05:21:08,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:08,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-14 05:21:08,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=520, Unknown=0, NotChecked=0, Total=930 [2020-10-14 05:21:08,919 INFO L87 Difference]: Start difference. First operand 280 states and 283 transitions. Second operand 31 states. [2020-10-14 05:21:09,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:09,185 INFO L93 Difference]: Finished difference Result 291 states and 294 transitions. [2020-10-14 05:21:09,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-14 05:21:09,185 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 277 [2020-10-14 05:21:09,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:09,187 INFO L225 Difference]: With dead ends: 291 [2020-10-14 05:21:09,187 INFO L226 Difference]: Without dead ends: 289 [2020-10-14 05:21:09,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=414, Invalid=578, Unknown=0, NotChecked=0, Total=992 [2020-10-14 05:21:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-14 05:21:09,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 288. [2020-10-14 05:21:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2020-10-14 05:21:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 291 transitions. [2020-10-14 05:21:09,202 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 291 transitions. Word has length 277 [2020-10-14 05:21:09,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:09,202 INFO L479 AbstractCegarLoop]: Abstraction has 288 states and 291 transitions. [2020-10-14 05:21:09,203 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-14 05:21:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 291 transitions. [2020-10-14 05:21:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2020-10-14 05:21:09,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:09,204 INFO L422 BasicCegarLoop]: trace histogram [28, 28, 28, 27, 27, 27, 27, 27, 27, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:09,205 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2020-10-14 05:21:09,205 INFO L427 AbstractCegarLoop]: === Iteration 55 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:09,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:09,205 INFO L82 PathProgramCache]: Analyzing trace with hash 167610380, now seen corresponding path program 52 times [2020-10-14 05:21:09,205 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:09,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1231408849] [2020-10-14 05:21:09,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:09,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:10,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 347 [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4161 [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:13,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 56 [2020-10-14 05:21:13,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:21:13,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 326 [2020-10-14 05:21:13,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:14,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:14,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:14,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 05:21:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:21:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:21:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:21:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:21:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:21:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:21:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:21:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:21:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:21:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:21:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:21:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:21:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:21:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:21:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:21:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:21:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 05:21:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 05:21:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 05:21:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 05:21:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 05:21:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 05:21:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 05:21:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 05:21:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 05:21:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:14,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-14 05:21:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:14,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:14,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:14,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:14,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:14,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:14,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:14,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:14,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:14,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:14,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:14,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3618 backedges. 1512 proven. 702 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2020-10-14 05:21:14,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1231408849] [2020-10-14 05:21:14,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:14,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2020-10-14 05:21:14,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703854170] [2020-10-14 05:21:14,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 57 states [2020-10-14 05:21:14,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:14,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2020-10-14 05:21:14,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=840, Invalid=2352, Unknown=0, NotChecked=0, Total=3192 [2020-10-14 05:21:14,949 INFO L87 Difference]: Start difference. First operand 288 states and 291 transitions. Second operand 57 states. [2020-10-14 05:21:16,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:16,699 INFO L93 Difference]: Finished difference Result 519 states and 603 transitions. [2020-10-14 05:21:16,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-14 05:21:16,704 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 285 [2020-10-14 05:21:16,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:16,705 INFO L225 Difference]: With dead ends: 519 [2020-10-14 05:21:16,706 INFO L226 Difference]: Without dead ends: 398 [2020-10-14 05:21:16,707 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1079 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=2001, Invalid=4971, Unknown=0, NotChecked=0, Total=6972 [2020-10-14 05:21:16,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2020-10-14 05:21:16,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 290. [2020-10-14 05:21:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-10-14 05:21:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 293 transitions. [2020-10-14 05:21:16,721 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 293 transitions. Word has length 285 [2020-10-14 05:21:16,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:16,721 INFO L479 AbstractCegarLoop]: Abstraction has 290 states and 293 transitions. [2020-10-14 05:21:16,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 57 states. [2020-10-14 05:21:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 293 transitions. [2020-10-14 05:21:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-10-14 05:21:16,723 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:16,724 INFO L422 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:16,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2020-10-14 05:21:16,725 INFO L427 AbstractCegarLoop]: === Iteration 56 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:16,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:16,725 INFO L82 PathProgramCache]: Analyzing trace with hash 196225073, now seen corresponding path program 53 times [2020-10-14 05:21:16,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:16,725 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769988494] [2020-10-14 05:21:16,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:16,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:18,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:21,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 349 [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 58 [2020-10-14 05:21:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:21:21,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 338 [2020-10-14 05:21:21,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:22,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:21:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:21:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:21:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:21:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:21:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:21:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:21:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:21:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:21:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:21:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:21:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:21:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:21:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:21:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:21:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:21:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:21:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:21:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 05:21:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 05:21:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 05:21:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 05:21:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 05:21:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-14 05:21:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 05:21:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 05:21:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-14 05:21:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:22,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:22,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:22,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 3672 backedges. 810 proven. 1458 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2020-10-14 05:21:22,464 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769988494] [2020-10-14 05:21:22,464 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:22,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-14 05:21:22,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468613458] [2020-10-14 05:21:22,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-14 05:21:22,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:22,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-14 05:21:22,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=439, Invalid=553, Unknown=0, NotChecked=0, Total=992 [2020-10-14 05:21:22,466 INFO L87 Difference]: Start difference. First operand 290 states and 293 transitions. Second operand 32 states. [2020-10-14 05:21:22,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:22,739 INFO L93 Difference]: Finished difference Result 301 states and 304 transitions. [2020-10-14 05:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-14 05:21:22,740 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 287 [2020-10-14 05:21:22,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:22,742 INFO L225 Difference]: With dead ends: 301 [2020-10-14 05:21:22,742 INFO L226 Difference]: Without dead ends: 299 [2020-10-14 05:21:22,742 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=443, Invalid=613, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 05:21:22,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-14 05:21:22,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 298. [2020-10-14 05:21:22,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2020-10-14 05:21:22,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 301 transitions. [2020-10-14 05:21:22,756 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 301 transitions. Word has length 287 [2020-10-14 05:21:22,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:22,756 INFO L479 AbstractCegarLoop]: Abstraction has 298 states and 301 transitions. [2020-10-14 05:21:22,756 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-10-14 05:21:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 301 transitions. [2020-10-14 05:21:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-10-14 05:21:22,758 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:22,758 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 29, 28, 28, 28, 28, 28, 28, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:22,759 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2020-10-14 05:21:22,759 INFO L427 AbstractCegarLoop]: === Iteration 57 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:22,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:22,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1091106978, now seen corresponding path program 54 times [2020-10-14 05:21:22,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:22,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1356502773] [2020-10-14 05:21:22,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:22,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:25,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:27,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 359 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4445 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 58 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:21:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 338 [2020-10-14 05:21:27,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:28,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:28,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:28,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 05:21:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:21:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:21:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:21:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:21:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:21:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:21:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:21:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:21:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:21:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:21:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:21:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:21:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:21:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:21:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:21:28,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:21:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:21:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:21:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:21:28,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 05:21:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 05:21:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 05:21:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 05:21:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 05:21:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-14 05:21:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 05:21:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 05:21:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-14 05:21:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:28,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2020-10-14 05:21:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:28,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:28,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:28,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:28,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:28,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:28,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:28,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:28,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:28,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:28,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:28,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:29,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3892 backedges. 1624 proven. 756 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2020-10-14 05:21:29,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1356502773] [2020-10-14 05:21:29,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:29,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59] total 59 [2020-10-14 05:21:29,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323467713] [2020-10-14 05:21:29,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 59 states [2020-10-14 05:21:29,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:29,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2020-10-14 05:21:29,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=899, Invalid=2523, Unknown=0, NotChecked=0, Total=3422 [2020-10-14 05:21:29,017 INFO L87 Difference]: Start difference. First operand 298 states and 301 transitions. Second operand 59 states. [2020-10-14 05:21:30,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:30,904 INFO L93 Difference]: Finished difference Result 537 states and 624 transitions. [2020-10-14 05:21:30,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-14 05:21:30,904 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 295 [2020-10-14 05:21:30,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:30,907 INFO L225 Difference]: With dead ends: 537 [2020-10-14 05:21:30,907 INFO L226 Difference]: Without dead ends: 412 [2020-10-14 05:21:30,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1161 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=2145, Invalid=5337, Unknown=0, NotChecked=0, Total=7482 [2020-10-14 05:21:30,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2020-10-14 05:21:30,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 300. [2020-10-14 05:21:30,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-10-14 05:21:30,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 303 transitions. [2020-10-14 05:21:30,923 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 303 transitions. Word has length 295 [2020-10-14 05:21:30,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:30,924 INFO L479 AbstractCegarLoop]: Abstraction has 300 states and 303 transitions. [2020-10-14 05:21:30,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 59 states. [2020-10-14 05:21:30,924 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 303 transitions. [2020-10-14 05:21:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2020-10-14 05:21:30,926 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:30,926 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:30,926 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2020-10-14 05:21:30,926 INFO L427 AbstractCegarLoop]: === Iteration 58 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:30,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:30,927 INFO L82 PathProgramCache]: Analyzing trace with hash 646147719, now seen corresponding path program 55 times [2020-10-14 05:21:30,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:30,927 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1121401587] [2020-10-14 05:21:30,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:31,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:32,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 361 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 60 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 350 [2020-10-14 05:21:36,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:36,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:36,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:36,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:36,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:21:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:21:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:21:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:21:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:21:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:21:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:21:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:21:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:21:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:21:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:21:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:21:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:21:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:36,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:21:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:21:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:21:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:21:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:21:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:21:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 05:21:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 05:21:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 05:21:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 05:21:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 05:21:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 05:21:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 05:21:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 05:21:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-14 05:21:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:36,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:36,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:36,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:36,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3948 backedges. 868 proven. 1568 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2020-10-14 05:21:36,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1121401587] [2020-10-14 05:21:36,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:36,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-14 05:21:36,699 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559039407] [2020-10-14 05:21:36,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-14 05:21:36,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:36,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-14 05:21:36,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=469, Invalid=587, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 05:21:36,700 INFO L87 Difference]: Start difference. First operand 300 states and 303 transitions. Second operand 33 states. [2020-10-14 05:21:36,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:36,980 INFO L93 Difference]: Finished difference Result 311 states and 314 transitions. [2020-10-14 05:21:36,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-14 05:21:36,980 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 297 [2020-10-14 05:21:36,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:36,982 INFO L225 Difference]: With dead ends: 311 [2020-10-14 05:21:36,983 INFO L226 Difference]: Without dead ends: 309 [2020-10-14 05:21:36,983 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=473, Invalid=649, Unknown=0, NotChecked=0, Total=1122 [2020-10-14 05:21:36,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-10-14 05:21:36,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 308. [2020-10-14 05:21:36,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2020-10-14 05:21:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 311 transitions. [2020-10-14 05:21:36,997 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 311 transitions. Word has length 297 [2020-10-14 05:21:36,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:36,997 INFO L479 AbstractCegarLoop]: Abstraction has 308 states and 311 transitions. [2020-10-14 05:21:36,997 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-14 05:21:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 311 transitions. [2020-10-14 05:21:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2020-10-14 05:21:36,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:36,999 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 30, 29, 29, 29, 29, 29, 29, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:37,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2020-10-14 05:21:37,000 INFO L427 AbstractCegarLoop]: === Iteration 59 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:37,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:37,000 INFO L82 PathProgramCache]: Analyzing trace with hash -2144237320, now seen corresponding path program 56 times [2020-10-14 05:21:37,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:37,000 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1748733737] [2020-10-14 05:21:37,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:37,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:39,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:42,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 371 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 60 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 350 [2020-10-14 05:21:42,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:43,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 05:21:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:21:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:21:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:21:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:21:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:21:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:21:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:21:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:21:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:21:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:21:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:21:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:21:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:21:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:21:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:21:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:21:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:21:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:21:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 05:21:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 05:21:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 05:21:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:43,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 05:21:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 05:21:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 05:21:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 05:21:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 05:21:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-14 05:21:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2020-10-14 05:21:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:43,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:43,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:43,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:43,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:43,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4176 backedges. 1740 proven. 812 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2020-10-14 05:21:43,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1748733737] [2020-10-14 05:21:43,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:43,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61] total 61 [2020-10-14 05:21:43,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480670819] [2020-10-14 05:21:43,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 61 states [2020-10-14 05:21:43,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:43,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2020-10-14 05:21:43,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=960, Invalid=2700, Unknown=0, NotChecked=0, Total=3660 [2020-10-14 05:21:43,857 INFO L87 Difference]: Start difference. First operand 308 states and 311 transitions. Second operand 61 states. [2020-10-14 05:21:45,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:45,915 INFO L93 Difference]: Finished difference Result 555 states and 645 transitions. [2020-10-14 05:21:45,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-14 05:21:45,916 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 305 [2020-10-14 05:21:45,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:45,920 INFO L225 Difference]: With dead ends: 555 [2020-10-14 05:21:45,920 INFO L226 Difference]: Without dead ends: 426 [2020-10-14 05:21:45,921 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=2294, Invalid=5716, Unknown=0, NotChecked=0, Total=8010 [2020-10-14 05:21:45,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-10-14 05:21:45,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 310. [2020-10-14 05:21:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-10-14 05:21:45,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 313 transitions. [2020-10-14 05:21:45,946 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 313 transitions. Word has length 305 [2020-10-14 05:21:45,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:45,946 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 313 transitions. [2020-10-14 05:21:45,946 INFO L480 AbstractCegarLoop]: Interpolant automaton has 61 states. [2020-10-14 05:21:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 313 transitions. [2020-10-14 05:21:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-10-14 05:21:45,950 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:45,950 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:45,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2020-10-14 05:21:45,950 INFO L427 AbstractCegarLoop]: === Iteration 60 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:45,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:45,951 INFO L82 PathProgramCache]: Analyzing trace with hash 191997085, now seen corresponding path program 57 times [2020-10-14 05:21:45,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:45,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534849817] [2020-10-14 05:21:45,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:46,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:48,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 373 [2020-10-14 05:21:51,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 62 [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 362 [2020-10-14 05:21:51,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:51,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:21:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:21:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:21:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:21:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:51,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:21:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:51,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:21:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:21:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:21:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:21:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:21:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:21:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:21:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:21:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:21:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:21:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:21:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:21:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:21:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:21:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 05:21:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 05:21:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 05:21:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 05:21:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 05:21:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 05:21:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2020-10-14 05:21:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-10-14 05:21:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-10-14 05:21:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-10-14 05:21:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:51,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:51,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:51,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:51,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:51,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:51,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:51,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:51,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4234 backedges. 928 proven. 1682 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2020-10-14 05:21:51,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [534849817] [2020-10-14 05:21:51,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:51,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-10-14 05:21:51,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847732401] [2020-10-14 05:21:51,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-10-14 05:21:51,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:51,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-10-14 05:21:51,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=622, Unknown=0, NotChecked=0, Total=1122 [2020-10-14 05:21:51,825 INFO L87 Difference]: Start difference. First operand 310 states and 313 transitions. Second operand 34 states. [2020-10-14 05:21:52,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:21:52,140 INFO L93 Difference]: Finished difference Result 321 states and 324 transitions. [2020-10-14 05:21:52,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-14 05:21:52,141 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 307 [2020-10-14 05:21:52,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:21:52,143 INFO L225 Difference]: With dead ends: 321 [2020-10-14 05:21:52,143 INFO L226 Difference]: Without dead ends: 319 [2020-10-14 05:21:52,144 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=504, Invalid=686, Unknown=0, NotChecked=0, Total=1190 [2020-10-14 05:21:52,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-10-14 05:21:52,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 318. [2020-10-14 05:21:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2020-10-14 05:21:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 321 transitions. [2020-10-14 05:21:52,153 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 321 transitions. Word has length 307 [2020-10-14 05:21:52,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:21:52,154 INFO L479 AbstractCegarLoop]: Abstraction has 318 states and 321 transitions. [2020-10-14 05:21:52,154 INFO L480 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-10-14 05:21:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 321 transitions. [2020-10-14 05:21:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-10-14 05:21:52,156 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:21:52,156 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 31, 30, 30, 30, 30, 30, 30, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:21:52,156 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2020-10-14 05:21:52,156 INFO L427 AbstractCegarLoop]: === Iteration 61 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:21:52,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:21:52,157 INFO L82 PathProgramCache]: Analyzing trace with hash -999601906, now seen corresponding path program 58 times [2020-10-14 05:21:52,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:21:52,157 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977304213] [2020-10-14 05:21:52,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:21:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:52,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:54,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:57,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:57,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 383 [2020-10-14 05:21:57,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:21:57,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 05:21:57,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:57,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:57,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 62 [2020-10-14 05:21:57,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:21:57,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 362 [2020-10-14 05:21:57,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:21:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:21:58,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:21:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:21:58,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:21:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:58,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:21:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:58,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:21:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:58,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:21:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:21:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:21:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:21:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:21:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:21:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:21:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:58,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:21:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:58,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:58,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:58,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:21:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:21:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:21:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:21:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:21:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:21:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:21:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:21:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 05:21:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 05:21:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 05:21:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 05:21:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 05:21:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 05:21:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2020-10-14 05:21:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-10-14 05:21:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-10-14 05:21:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:59,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-10-14 05:21:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:59,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-14 05:21:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:21:59,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:21:59,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:21:59,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:21:59,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:21:59,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:21:59,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:21:59,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:21:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:21:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:21:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:21:59,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:21:59,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4470 backedges. 1860 proven. 870 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2020-10-14 05:21:59,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977304213] [2020-10-14 05:21:59,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:21:59,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63] total 63 [2020-10-14 05:21:59,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431019214] [2020-10-14 05:21:59,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 63 states [2020-10-14 05:21:59,124 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:21:59,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2020-10-14 05:21:59,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1023, Invalid=2883, Unknown=0, NotChecked=0, Total=3906 [2020-10-14 05:21:59,125 INFO L87 Difference]: Start difference. First operand 318 states and 321 transitions. Second operand 63 states. [2020-10-14 05:22:01,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:01,232 INFO L93 Difference]: Finished difference Result 573 states and 666 transitions. [2020-10-14 05:22:01,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-10-14 05:22:01,232 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 315 [2020-10-14 05:22:01,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:01,234 INFO L225 Difference]: With dead ends: 573 [2020-10-14 05:22:01,234 INFO L226 Difference]: Without dead ends: 440 [2020-10-14 05:22:01,236 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1334 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=2448, Invalid=6108, Unknown=0, NotChecked=0, Total=8556 [2020-10-14 05:22:01,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-10-14 05:22:01,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 320. [2020-10-14 05:22:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-10-14 05:22:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 323 transitions. [2020-10-14 05:22:01,252 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 323 transitions. Word has length 315 [2020-10-14 05:22:01,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:01,252 INFO L479 AbstractCegarLoop]: Abstraction has 320 states and 323 transitions. [2020-10-14 05:22:01,252 INFO L480 AbstractCegarLoop]: Interpolant automaton has 63 states. [2020-10-14 05:22:01,253 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 323 transitions. [2020-10-14 05:22:01,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2020-10-14 05:22:01,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:01,255 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:01,255 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2020-10-14 05:22:01,255 INFO L427 AbstractCegarLoop]: === Iteration 62 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:01,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:01,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1441585779, now seen corresponding path program 59 times [2020-10-14 05:22:01,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:01,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1709448782] [2020-10-14 05:22:01,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:01,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:03,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:06,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 385 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 64 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 374 [2020-10-14 05:22:06,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:07,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:07,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:22:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:22:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:22:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:22:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:22:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:22:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:22:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:22:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:22:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:22:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:22:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:22:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:22:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:22:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:22:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:22:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 05:22:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 05:22:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 05:22:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 05:22:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 05:22:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 05:22:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 05:22:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 05:22:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 05:22:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-14 05:22:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-14 05:22:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:07,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-14 05:22:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2020-10-14 05:22:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-10-14 05:22:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:07,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4530 backedges. 990 proven. 1800 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2020-10-14 05:22:07,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1709448782] [2020-10-14 05:22:07,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:07,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2020-10-14 05:22:07,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291527922] [2020-10-14 05:22:07,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-14 05:22:07,165 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:07,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-14 05:22:07,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=532, Invalid=658, Unknown=0, NotChecked=0, Total=1190 [2020-10-14 05:22:07,166 INFO L87 Difference]: Start difference. First operand 320 states and 323 transitions. Second operand 35 states. [2020-10-14 05:22:07,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:07,469 INFO L93 Difference]: Finished difference Result 331 states and 334 transitions. [2020-10-14 05:22:07,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-14 05:22:07,470 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 317 [2020-10-14 05:22:07,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:07,472 INFO L225 Difference]: With dead ends: 331 [2020-10-14 05:22:07,472 INFO L226 Difference]: Without dead ends: 329 [2020-10-14 05:22:07,472 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=536, Invalid=724, Unknown=0, NotChecked=0, Total=1260 [2020-10-14 05:22:07,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-10-14 05:22:07,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 328. [2020-10-14 05:22:07,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2020-10-14 05:22:07,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 331 transitions. [2020-10-14 05:22:07,487 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 331 transitions. Word has length 317 [2020-10-14 05:22:07,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:07,487 INFO L479 AbstractCegarLoop]: Abstraction has 328 states and 331 transitions. [2020-10-14 05:22:07,487 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-14 05:22:07,487 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 331 transitions. [2020-10-14 05:22:07,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-10-14 05:22:07,489 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:07,490 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 32, 31, 31, 31, 31, 31, 31, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:07,490 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2020-10-14 05:22:07,490 INFO L427 AbstractCegarLoop]: === Iteration 63 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:07,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:07,490 INFO L82 PathProgramCache]: Analyzing trace with hash -2146023196, now seen corresponding path program 60 times [2020-10-14 05:22:07,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:07,491 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1207314252] [2020-10-14 05:22:07,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:07,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:10,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:12,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:12,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 395 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 64 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 374 [2020-10-14 05:22:12,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:14,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:14,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:14,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:22:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:22:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:22:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 05:22:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:22:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:22:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 05:22:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 05:22:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 05:22:14,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 05:22:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 05:22:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 05:22:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 05:22:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 05:22:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 05:22:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 05:22:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 05:22:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 05:22:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 05:22:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 05:22:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 05:22:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 05:22:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 05:22:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 05:22:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 05:22:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-14 05:22:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-14 05:22:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-14 05:22:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2020-10-14 05:22:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-10-14 05:22:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-10-14 05:22:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:14,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:14,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:14,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:14,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:14,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:14,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:14,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:14,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:14,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:14,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:14,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4774 backedges. 1984 proven. 930 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2020-10-14 05:22:14,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1207314252] [2020-10-14 05:22:14,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:14,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65] total 65 [2020-10-14 05:22:14,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922166163] [2020-10-14 05:22:14,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 65 states [2020-10-14 05:22:14,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:14,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2020-10-14 05:22:14,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1088, Invalid=3072, Unknown=0, NotChecked=0, Total=4160 [2020-10-14 05:22:14,613 INFO L87 Difference]: Start difference. First operand 328 states and 331 transitions. Second operand 65 states. [2020-10-14 05:22:16,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:16,899 INFO L93 Difference]: Finished difference Result 591 states and 687 transitions. [2020-10-14 05:22:16,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2020-10-14 05:22:16,900 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 325 [2020-10-14 05:22:16,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:16,901 INFO L225 Difference]: With dead ends: 591 [2020-10-14 05:22:16,901 INFO L226 Difference]: Without dead ends: 454 [2020-10-14 05:22:16,902 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1425 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=2607, Invalid=6513, Unknown=0, NotChecked=0, Total=9120 [2020-10-14 05:22:16,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2020-10-14 05:22:16,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 330. [2020-10-14 05:22:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2020-10-14 05:22:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 333 transitions. [2020-10-14 05:22:16,913 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 333 transitions. Word has length 325 [2020-10-14 05:22:16,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:16,913 INFO L479 AbstractCegarLoop]: Abstraction has 330 states and 333 transitions. [2020-10-14 05:22:16,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 65 states. [2020-10-14 05:22:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 333 transitions. [2020-10-14 05:22:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-10-14 05:22:16,914 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:16,915 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:16,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2020-10-14 05:22:16,915 INFO L427 AbstractCegarLoop]: === Iteration 64 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:16,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:16,915 INFO L82 PathProgramCache]: Analyzing trace with hash 735125513, now seen corresponding path program 61 times [2020-10-14 05:22:16,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:16,915 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [394093768] [2020-10-14 05:22:16,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:17,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:19,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:21,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:21,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 397 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 66 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 386 [2020-10-14 05:22:21,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:22,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:22,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:22,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:22:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:22,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:22:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:22:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:22:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:22:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:22:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:22:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:22,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:22:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:22,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:22:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:22,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:22:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:22:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:22:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:22:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:22:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:22:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:22:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:22:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 05:22:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 05:22:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 05:22:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 05:22:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 05:22:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-14 05:22:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 05:22:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 05:22:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-14 05:22:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2020-10-14 05:22:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-10-14 05:22:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-10-14 05:22:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-10-14 05:22:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-10-14 05:22:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:22,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4836 backedges. 1054 proven. 1922 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2020-10-14 05:22:22,847 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [394093768] [2020-10-14 05:22:22,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:22,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2020-10-14 05:22:22,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000075895] [2020-10-14 05:22:22,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2020-10-14 05:22:22,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:22,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-10-14 05:22:22,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=565, Invalid=695, Unknown=0, NotChecked=0, Total=1260 [2020-10-14 05:22:22,852 INFO L87 Difference]: Start difference. First operand 330 states and 333 transitions. Second operand 36 states. [2020-10-14 05:22:23,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:23,168 INFO L93 Difference]: Finished difference Result 341 states and 344 transitions. [2020-10-14 05:22:23,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-14 05:22:23,169 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 327 [2020-10-14 05:22:23,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:23,171 INFO L225 Difference]: With dead ends: 341 [2020-10-14 05:22:23,171 INFO L226 Difference]: Without dead ends: 339 [2020-10-14 05:22:23,171 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=569, Invalid=763, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 05:22:23,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2020-10-14 05:22:23,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 338. [2020-10-14 05:22:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2020-10-14 05:22:23,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 341 transitions. [2020-10-14 05:22:23,187 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 341 transitions. Word has length 327 [2020-10-14 05:22:23,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:23,188 INFO L479 AbstractCegarLoop]: Abstraction has 338 states and 341 transitions. [2020-10-14 05:22:23,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 36 states. [2020-10-14 05:22:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 341 transitions. [2020-10-14 05:22:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2020-10-14 05:22:23,190 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:23,191 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 33, 32, 32, 32, 32, 32, 32, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:23,191 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2020-10-14 05:22:23,191 INFO L427 AbstractCegarLoop]: === Iteration 65 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:23,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:23,191 INFO L82 PathProgramCache]: Analyzing trace with hash -2080466822, now seen corresponding path program 62 times [2020-10-14 05:22:23,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:23,192 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1886301955] [2020-10-14 05:22:23,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:23,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:26,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 407 [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 66 [2020-10-14 05:22:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:22:28,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 386 [2020-10-14 05:22:28,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:30,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:30,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:30,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:22:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:22:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 05:22:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:22:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:22:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 05:22:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 05:22:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 05:22:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 05:22:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 05:22:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 05:22:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 05:22:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 05:22:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 05:22:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 05:22:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 05:22:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 05:22:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 05:22:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 05:22:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 05:22:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 05:22:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 05:22:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-14 05:22:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 05:22:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 05:22:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-14 05:22:30,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2020-10-14 05:22:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-10-14 05:22:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-10-14 05:22:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-10-14 05:22:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-10-14 05:22:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:30,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-10-14 05:22:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:30,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:30,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:30,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:30,467 INFO L134 CoverageAnalysis]: Checked inductivity of 5088 backedges. 2112 proven. 992 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2020-10-14 05:22:30,468 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1886301955] [2020-10-14 05:22:30,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:30,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2020-10-14 05:22:30,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356949729] [2020-10-14 05:22:30,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 67 states [2020-10-14 05:22:30,468 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:30,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2020-10-14 05:22:30,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1155, Invalid=3267, Unknown=0, NotChecked=0, Total=4422 [2020-10-14 05:22:30,469 INFO L87 Difference]: Start difference. First operand 338 states and 341 transitions. Second operand 67 states. [2020-10-14 05:22:32,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:32,859 INFO L93 Difference]: Finished difference Result 609 states and 708 transitions. [2020-10-14 05:22:32,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2020-10-14 05:22:32,860 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 335 [2020-10-14 05:22:32,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:32,862 INFO L225 Difference]: With dead ends: 609 [2020-10-14 05:22:32,862 INFO L226 Difference]: Without dead ends: 468 [2020-10-14 05:22:32,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1519 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=2771, Invalid=6931, Unknown=0, NotChecked=0, Total=9702 [2020-10-14 05:22:32,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2020-10-14 05:22:32,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 340. [2020-10-14 05:22:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2020-10-14 05:22:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 343 transitions. [2020-10-14 05:22:32,880 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 343 transitions. Word has length 335 [2020-10-14 05:22:32,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:32,880 INFO L479 AbstractCegarLoop]: Abstraction has 340 states and 343 transitions. [2020-10-14 05:22:32,880 INFO L480 AbstractCegarLoop]: Interpolant automaton has 67 states. [2020-10-14 05:22:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 343 transitions. [2020-10-14 05:22:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-14 05:22:32,882 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:32,882 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:32,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2020-10-14 05:22:32,883 INFO L427 AbstractCegarLoop]: === Iteration 66 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:32,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:32,883 INFO L82 PathProgramCache]: Analyzing trace with hash -429488801, now seen corresponding path program 63 times [2020-10-14 05:22:32,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:32,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1596963762] [2020-10-14 05:22:32,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:33,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:35,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 409 [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 68 [2020-10-14 05:22:37,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:22:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 398 [2020-10-14 05:22:37,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:22:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:22:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:22:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:22:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:22:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:22:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:22:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:22:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:22:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:22:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:22:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:22:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:22:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:22:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:22:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:22:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:22:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:22:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 05:22:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 05:22:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 05:22:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 05:22:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 05:22:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 05:22:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 05:22:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 05:22:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-14 05:22:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2020-10-14 05:22:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2020-10-14 05:22:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-10-14 05:22:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-14 05:22:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2020-10-14 05:22:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:38,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:38,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:38,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:38,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:38,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:38,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:38,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:38,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:38,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:38,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:38,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 5152 backedges. 1120 proven. 2048 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2020-10-14 05:22:38,964 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1596963762] [2020-10-14 05:22:38,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:38,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2020-10-14 05:22:38,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949765557] [2020-10-14 05:22:38,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-10-14 05:22:38,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:38,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-10-14 05:22:38,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=599, Invalid=733, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 05:22:38,966 INFO L87 Difference]: Start difference. First operand 340 states and 343 transitions. Second operand 37 states. [2020-10-14 05:22:39,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:39,325 INFO L93 Difference]: Finished difference Result 351 states and 354 transitions. [2020-10-14 05:22:39,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-14 05:22:39,326 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 337 [2020-10-14 05:22:39,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:39,328 INFO L225 Difference]: With dead ends: 351 [2020-10-14 05:22:39,328 INFO L226 Difference]: Without dead ends: 349 [2020-10-14 05:22:39,329 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=603, Invalid=803, Unknown=0, NotChecked=0, Total=1406 [2020-10-14 05:22:39,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-10-14 05:22:39,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 348. [2020-10-14 05:22:39,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-14 05:22:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 351 transitions. [2020-10-14 05:22:39,339 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 351 transitions. Word has length 337 [2020-10-14 05:22:39,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:39,340 INFO L479 AbstractCegarLoop]: Abstraction has 348 states and 351 transitions. [2020-10-14 05:22:39,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-10-14 05:22:39,340 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 351 transitions. [2020-10-14 05:22:39,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2020-10-14 05:22:39,341 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:39,341 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 34, 33, 33, 33, 33, 33, 33, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:39,341 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2020-10-14 05:22:39,341 INFO L427 AbstractCegarLoop]: === Iteration 67 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:39,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:39,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1470347312, now seen corresponding path program 64 times [2020-10-14 05:22:39,342 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:39,342 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481690286] [2020-10-14 05:22:39,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:39,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:43,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:44,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 419 [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 68 [2020-10-14 05:22:44,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 05:22:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 398 [2020-10-14 05:22:44,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:46,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:46,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 05:22:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 05:22:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:22:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:22:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 05:22:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 05:22:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 05:22:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 05:22:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 05:22:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 05:22:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 05:22:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 05:22:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 05:22:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 05:22:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 05:22:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 05:22:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 05:22:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 05:22:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 05:22:46,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 05:22:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 05:22:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 05:22:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 05:22:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 05:22:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 05:22:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 05:22:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-14 05:22:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2020-10-14 05:22:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2020-10-14 05:22:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-10-14 05:22:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-14 05:22:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2020-10-14 05:22:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-10-14 05:22:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:46,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:46,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:46,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:46,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:46,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5412 backedges. 2244 proven. 1056 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2020-10-14 05:22:46,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481690286] [2020-10-14 05:22:46,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:46,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69] total 69 [2020-10-14 05:22:46,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271008683] [2020-10-14 05:22:46,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 69 states [2020-10-14 05:22:46,833 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:46,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2020-10-14 05:22:46,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1224, Invalid=3468, Unknown=0, NotChecked=0, Total=4692 [2020-10-14 05:22:46,834 INFO L87 Difference]: Start difference. First operand 348 states and 351 transitions. Second operand 69 states. [2020-10-14 05:22:49,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:49,469 INFO L93 Difference]: Finished difference Result 627 states and 729 transitions. [2020-10-14 05:22:49,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2020-10-14 05:22:49,470 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 345 [2020-10-14 05:22:49,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:49,472 INFO L225 Difference]: With dead ends: 627 [2020-10-14 05:22:49,472 INFO L226 Difference]: Without dead ends: 482 [2020-10-14 05:22:49,473 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=2940, Invalid=7362, Unknown=0, NotChecked=0, Total=10302 [2020-10-14 05:22:49,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-10-14 05:22:49,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 350. [2020-10-14 05:22:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-10-14 05:22:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 353 transitions. [2020-10-14 05:22:49,487 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 353 transitions. Word has length 345 [2020-10-14 05:22:49,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:49,488 INFO L479 AbstractCegarLoop]: Abstraction has 350 states and 353 transitions. [2020-10-14 05:22:49,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 69 states. [2020-10-14 05:22:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 353 transitions. [2020-10-14 05:22:49,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2020-10-14 05:22:49,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:49,490 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:49,490 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2020-10-14 05:22:49,490 INFO L427 AbstractCegarLoop]: === Iteration 68 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:49,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:49,491 INFO L82 PathProgramCache]: Analyzing trace with hash 2069961333, now seen corresponding path program 65 times [2020-10-14 05:22:49,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:49,491 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506440671] [2020-10-14 05:22:49,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:49,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:52,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 421 [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:54,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 70 [2020-10-14 05:22:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 05:22:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 410 [2020-10-14 05:22:54,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:22:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:22:55,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:22:55,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:22:55,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:22:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:22:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:22:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:22:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:22:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 05:22:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 05:22:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 05:22:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:22:55,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 05:22:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 05:22:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 05:22:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 05:22:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 05:22:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 05:22:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 05:22:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 05:22:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 05:22:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 05:22:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 05:22:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 05:22:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 05:22:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 05:22:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 05:22:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 05:22:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2020-10-14 05:22:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-10-14 05:22:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-10-14 05:22:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-10-14 05:22:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-14 05:22:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-10-14 05:22:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2020-10-14 05:22:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-10-14 05:22:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2020-10-14 05:22:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:55,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:22:55,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:22:55,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:22:55,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:22:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:22:55,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:22:55,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:22:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:22:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:22:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:22:55,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:22:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5478 backedges. 1188 proven. 2178 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2020-10-14 05:22:55,600 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1506440671] [2020-10-14 05:22:55,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:22:55,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2020-10-14 05:22:55,601 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638792019] [2020-10-14 05:22:55,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-10-14 05:22:55,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:22:55,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-10-14 05:22:55,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=772, Unknown=0, NotChecked=0, Total=1406 [2020-10-14 05:22:55,602 INFO L87 Difference]: Start difference. First operand 350 states and 353 transitions. Second operand 38 states. [2020-10-14 05:22:55,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:22:55,943 INFO L93 Difference]: Finished difference Result 361 states and 364 transitions. [2020-10-14 05:22:55,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-14 05:22:55,944 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 347 [2020-10-14 05:22:55,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:22:55,946 INFO L225 Difference]: With dead ends: 361 [2020-10-14 05:22:55,946 INFO L226 Difference]: Without dead ends: 359 [2020-10-14 05:22:55,947 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=638, Invalid=844, Unknown=0, NotChecked=0, Total=1482 [2020-10-14 05:22:55,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-10-14 05:22:55,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 358. [2020-10-14 05:22:55,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2020-10-14 05:22:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 361 transitions. [2020-10-14 05:22:55,958 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 361 transitions. Word has length 347 [2020-10-14 05:22:55,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:22:55,959 INFO L479 AbstractCegarLoop]: Abstraction has 358 states and 361 transitions. [2020-10-14 05:22:55,959 INFO L480 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-10-14 05:22:55,959 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 361 transitions. [2020-10-14 05:22:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2020-10-14 05:22:55,961 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:22:55,961 INFO L422 BasicCegarLoop]: trace histogram [35, 35, 35, 34, 34, 34, 34, 34, 34, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:22:55,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2020-10-14 05:22:55,962 INFO L427 AbstractCegarLoop]: === Iteration 69 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:22:55,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:22:55,962 INFO L82 PathProgramCache]: Analyzing trace with hash 903046886, now seen corresponding path program 66 times [2020-10-14 05:22:55,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:22:55,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638880382] [2020-10-14 05:22:55,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:22:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:22:56,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking...