/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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/recursive-simple/fibo_2calls_8-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 02:08:17,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 02:08:17,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 02:08:17,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 02:08:17,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 02:08:17,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 02:08:17,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 02:08:17,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 02:08:17,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 02:08:17,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 02:08:17,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 02:08:17,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 02:08:17,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 02:08:17,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 02:08:17,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 02:08:17,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 02:08:17,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 02:08:17,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 02:08:17,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 02:08:17,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 02:08:17,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 02:08:17,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 02:08:17,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 02:08:17,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 02:08:17,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 02:08:17,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 02:08:17,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 02:08:17,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 02:08:17,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 02:08:17,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 02:08:17,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 02:08:17,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 02:08:17,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 02:08:17,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 02:08:17,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 02:08:17,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 02:08:17,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 02:08:17,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 02:08:17,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 02:08:17,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 02:08:17,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 02:08:17,199 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 [2020-10-15 02:08:17,221 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 02:08:17,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 02:08:17,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 02:08:17,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 02:08:17,223 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 02:08:17,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 02:08:17,224 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 02:08:17,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 02:08:17,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 02:08:17,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 02:08:17,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 02:08:17,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 02:08:17,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 02:08:17,225 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 02:08:17,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 02:08:17,225 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 02:08:17,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 02:08:17,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 02:08:17,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 02:08:17,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 02:08:17,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 02:08:17,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 02:08:17,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 02:08:17,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 02:08:17,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 02:08:17,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 02:08:17,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 02:08:17,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 02:08:17,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 02:08:17,228 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 02:08:17,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 02:08:17,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 02:08:17,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 02:08:17,573 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 02:08:17,574 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 02:08:17,575 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c [2020-10-15 02:08:17,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce10894d4/fbaf95dfc61c4a3ab1c6eb252069b8af/FLAG4b0976804 [2020-10-15 02:08:18,130 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 02:08:18,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c [2020-10-15 02:08:18,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce10894d4/fbaf95dfc61c4a3ab1c6eb252069b8af/FLAG4b0976804 [2020-10-15 02:08:18,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce10894d4/fbaf95dfc61c4a3ab1c6eb252069b8af [2020-10-15 02:08:18,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 02:08:18,566 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 02:08:18,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 02:08:18,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 02:08:18,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 02:08:18,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4839a71c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18, skipping insertion in model container [2020-10-15 02:08:18,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 02:08:18,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 02:08:18,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 02:08:18,785 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 02:08:18,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 02:08:18,818 INFO L208 MainTranslator]: Completed translation [2020-10-15 02:08:18,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18 WrapperNode [2020-10-15 02:08:18,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 02:08:18,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 02:08:18,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 02:08:18,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 02:08:18,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (1/1) ... [2020-10-15 02:08:18,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 02:08:18,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 02:08:18,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 02:08:18,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 02:08:18,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (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 [2020-10-15 02:08:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 02:08:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 02:08:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-15 02:08:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-15 02:08:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 02:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 02:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 02:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-15 02:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-15 02:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 02:08:19,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 02:08:19,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 02:08:19,210 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 02:08:19,211 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-15 02:08:19,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:08:19 BoogieIcfgContainer [2020-10-15 02:08:19,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 02:08:19,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 02:08:19,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 02:08:19,222 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 02:08:19,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:08:18" (1/3) ... [2020-10-15 02:08:19,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764e7cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:08:19, skipping insertion in model container [2020-10-15 02:08:19,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:18" (2/3) ... [2020-10-15 02:08:19,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764e7cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:08:19, skipping insertion in model container [2020-10-15 02:08:19,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:08:19" (3/3) ... [2020-10-15 02:08:19,225 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_8-2.c [2020-10-15 02:08:19,244 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 02:08:19,251 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 02:08:19,268 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 02:08:19,298 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 02:08:19,299 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 02:08:19,299 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 02:08:19,299 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 02:08:19,299 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 02:08:19,299 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 02:08:19,300 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 02:08:19,300 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 02:08:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-15 02:08:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 02:08:19,331 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:19,332 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:19,333 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:19,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:19,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-10-15 02:08:19,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:19,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392789619] [2020-10-15 02:08:19,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:19,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:19,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 02:08:19,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:19,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 274 [2020-10-15 02:08:19,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:19,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:19,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:08:19,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 02:08:19,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 02:08:19,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 02:08:19,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:19,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:19,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:19,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:19,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:19,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:19,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:19,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:19,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:19,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:19,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:19,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:19,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 02:08:19,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:19,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 02:08:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 02:08:19,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:08:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 02:08:19,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392789619] [2020-10-15 02:08:19,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:08:19,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 02:08:19,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844602007] [2020-10-15 02:08:19,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 02:08:19,914 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:19,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 02:08:19,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:08:19,933 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-10-15 02:08:19,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:19,991 INFO L93 Difference]: Finished difference Result 47 states and 56 transitions. [2020-10-15 02:08:19,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 02:08:19,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-15 02:08:19,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:20,005 INFO L225 Difference]: With dead ends: 47 [2020-10-15 02:08:20,005 INFO L226 Difference]: Without dead ends: 30 [2020-10-15 02:08:20,009 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:08:20,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-15 02:08:20,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-15 02:08:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-15 02:08:20,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-15 02:08:20,060 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-10-15 02:08:20,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:20,061 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-15 02:08:20,061 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 02:08:20,061 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-15 02:08:20,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 02:08:20,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:20,063 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:20,064 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 02:08:20,064 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:20,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:20,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-10-15 02:08:20,065 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:20,065 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1321438145] [2020-10-15 02:08:20,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:20,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:20,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 02:08:20,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:20,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-15 02:08:20,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:20,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:20,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:08:20,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:20,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:20,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:20,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:20,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:20,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:20,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:20,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:20,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:20,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:20,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:20,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:20,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:20,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:20,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:20,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:08:20,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:20,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:20,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:08:20,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:20,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:20,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:20,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 02:08:20,240 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1321438145] [2020-10-15 02:08:20,240 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:08:20,240 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 02:08:20,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124589632] [2020-10-15 02:08:20,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 02:08:20,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:20,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 02:08:20,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:08:20,243 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-10-15 02:08:20,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:20,308 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-10-15 02:08:20,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 02:08:20,309 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-15 02:08:20,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:20,310 INFO L225 Difference]: With dead ends: 36 [2020-10-15 02:08:20,310 INFO L226 Difference]: Without dead ends: 32 [2020-10-15 02:08:20,312 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 02:08:20,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-15 02:08:20,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-15 02:08:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-15 02:08:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-15 02:08:20,321 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-10-15 02:08:20,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:20,322 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-15 02:08:20,322 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 02:08:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-15 02:08:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-15 02:08:20,323 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:20,324 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, 1] [2020-10-15 02:08:20,324 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 02:08:20,324 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:20,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:20,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-10-15 02:08:20,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:20,325 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889579756] [2020-10-15 02:08:20,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:20,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:20,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:21,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 02:08:21,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:08:21,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 925 [2020-10-15 02:08:21,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:21,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:21,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:21,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:21,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 02:08:21,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:21,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:21,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:21,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:21,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:21,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:21,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:21,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:21,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:21,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:08:21,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:21,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:21,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:08:21,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:21,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-15 02:08:21,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:21,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:21,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:21,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:21,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:08:21,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:08:21,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:21,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:21,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:21,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:21,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 02:08:21,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:21,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:21,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:21,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:21,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:21,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:08:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:21,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:21,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:21,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:21,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:08:21,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:21,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:21,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:21,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:08:21,584 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [889579756] [2020-10-15 02:08:21,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:21,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 02:08:21,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52305831] [2020-10-15 02:08:21,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:08:21,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:21,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:08:21,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:08:21,597 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-10-15 02:08:21,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:21,769 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2020-10-15 02:08:21,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:08:21,771 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-10-15 02:08:21,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:21,774 INFO L225 Difference]: With dead ends: 41 [2020-10-15 02:08:21,774 INFO L226 Difference]: Without dead ends: 37 [2020-10-15 02:08:21,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:08:21,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-15 02:08:21,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2020-10-15 02:08:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:08:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:08:21,799 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 26 [2020-10-15 02:08:21,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:21,800 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:08:21,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:08:21,800 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:08:21,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-15 02:08:21,804 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:21,805 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:21,805 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 02:08:21,805 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:21,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:21,806 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-10-15 02:08:21,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:21,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [556134418] [2020-10-15 02:08:21,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:21,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 02:08:22,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:22,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 424 [2020-10-15 02:08:22,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:22,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:22,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 02:08:22,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:22,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:22,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:22,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:22,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:22,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:22,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:22,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:22,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:22,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:22,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-15 02:08:22,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:22,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:22,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:22,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:22,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 02:08:22,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:22,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:22,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:22,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:22,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:22,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:22,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:08:22,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [556134418] [2020-10-15 02:08:22,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:22,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 02:08:22,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222083596] [2020-10-15 02:08:22,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:08:22,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:22,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:08:22,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:08:22,541 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-15 02:08:22,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:22,694 INFO L93 Difference]: Finished difference Result 46 states and 62 transitions. [2020-10-15 02:08:22,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:08:22,695 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-15 02:08:22,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:22,698 INFO L225 Difference]: With dead ends: 46 [2020-10-15 02:08:22,698 INFO L226 Difference]: Without dead ends: 42 [2020-10-15 02:08:22,699 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 02:08:22,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-10-15 02:08:22,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 35. [2020-10-15 02:08:22,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:08:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:08:22,710 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 27 [2020-10-15 02:08:22,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:22,710 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:08:22,710 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:08:22,710 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:08:22,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-15 02:08:22,712 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:22,712 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:22,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 02:08:22,713 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:22,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:22,713 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-10-15 02:08:22,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:22,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1234285731] [2020-10-15 02:08:22,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:23,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:23,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:24,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:27,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-15 02:08:27,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:08:27,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:27,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:27,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 02:08:27,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:27,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:27,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:27,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:27,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:27,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:27,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:27,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:27,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:27,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:27,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:27,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:28,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:08:28,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:08:28,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1131 [2020-10-15 02:08:28,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:28,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 02:08:28,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:28,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:28,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:08:28,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:28,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-15 02:08:28,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:28,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:28,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:08:28,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:28,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:28,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:28,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:28,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:28,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:28,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:28,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:28,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:08:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:28,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:28,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:28,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:28,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:28,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:28,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:28,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:08:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:28,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:29,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:29,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:29,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:08:29,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:29,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:29,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:29,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:29,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:29,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-15 02:08:29,028 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1234285731] [2020-10-15 02:08:29,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:29,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 02:08:29,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724187574] [2020-10-15 02:08:29,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:08:29,029 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:29,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:08:29,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:08:29,030 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-15 02:08:29,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:29,158 INFO L93 Difference]: Finished difference Result 76 states and 112 transitions. [2020-10-15 02:08:29,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 02:08:29,159 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2020-10-15 02:08:29,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:29,161 INFO L225 Difference]: With dead ends: 76 [2020-10-15 02:08:29,161 INFO L226 Difference]: Without dead ends: 47 [2020-10-15 02:08:29,163 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:08:29,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-10-15 02:08:29,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 41. [2020-10-15 02:08:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-10-15 02:08:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2020-10-15 02:08:29,173 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 54 transitions. Word has length 39 [2020-10-15 02:08:29,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:29,173 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 54 transitions. [2020-10-15 02:08:29,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:08:29,174 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2020-10-15 02:08:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-15 02:08:29,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:29,175 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:29,176 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 02:08:29,176 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:29,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:29,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1428455685, now seen corresponding path program 1 times [2020-10-15 02:08:29,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:29,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112642611] [2020-10-15 02:08:29,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:29,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:30,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:34,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-15 02:08:34,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:08:34,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:08:34,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:34,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:34,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:34,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:34,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-15 02:08:34,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:34,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:34,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:34,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:34,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:34,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:34,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:34,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:34,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:34,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:34,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:34,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:34,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:34,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:34,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:35,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:08:35,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:08:35,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1200 [2020-10-15 02:08:35,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:35,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:35,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:35,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:35,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:08:35,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:35,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:35,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:35,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:08:35,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:35,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 02:08:35,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:35,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:35,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:08:35,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:35,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:35,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:35,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:35,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:35,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:35,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:35,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:35,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:35,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:35,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:35,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:35,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:08:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:35,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:35,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:35,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:35,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:35,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:35,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:35,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:35,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:35,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:08:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:35,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:35,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:35,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:35,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:35,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:35,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:35,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-15 02:08:35,522 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112642611] [2020-10-15 02:08:35,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:35,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 02:08:35,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668824715] [2020-10-15 02:08:35,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:08:35,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:35,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:08:35,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:08:35,524 INFO L87 Difference]: Start difference. First operand 41 states and 54 transitions. Second operand 7 states. [2020-10-15 02:08:35,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:35,660 INFO L93 Difference]: Finished difference Result 48 states and 62 transitions. [2020-10-15 02:08:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:08:35,662 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2020-10-15 02:08:35,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:35,665 INFO L225 Difference]: With dead ends: 48 [2020-10-15 02:08:35,666 INFO L226 Difference]: Without dead ends: 44 [2020-10-15 02:08:35,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:08:35,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-15 02:08:35,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 41. [2020-10-15 02:08:35,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-10-15 02:08:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2020-10-15 02:08:35,682 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 54 transitions. Word has length 40 [2020-10-15 02:08:35,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:35,683 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 54 transitions. [2020-10-15 02:08:35,683 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:08:35,683 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2020-10-15 02:08:35,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 02:08:35,685 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:35,687 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:35,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 02:08:35,687 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:35,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:35,688 INFO L82 PathProgramCache]: Analyzing trace with hash -910208130, now seen corresponding path program 1 times [2020-10-15 02:08:35,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:35,689 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [840461075] [2020-10-15 02:08:35,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:35,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:35,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:40,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-15 02:08:40,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:08:40,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:40,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:40,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:40,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:40,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:40,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:08:40,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:40,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:40,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:40,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:40,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:40,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:40,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:40,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:40,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:40,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:40,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:40,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:40,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:40,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:40,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:41,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:41,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 02:08:45,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:08:45,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:08:45,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 02:08:45,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:45,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:45,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:08:45,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:45,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:08:45,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:45,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:45,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:08:45,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:45,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:45,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:45,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:45,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:45,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:45,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:45,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:45,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:45,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:08:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:45,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:45,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:45,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:45,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:45,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:45,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:08:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:45,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:08:45,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:45,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-15 02:08:45,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:45,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:45,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:45,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:45,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:45,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:45,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:08:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:45,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:45,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:45,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:45,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:45,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:45,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:45,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-15 02:08:45,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [840461075] [2020-10-15 02:08:45,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:45,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:08:45,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834183432] [2020-10-15 02:08:45,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:08:45,921 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:45,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:08:45,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:08:45,921 INFO L87 Difference]: Start difference. First operand 41 states and 54 transitions. Second operand 9 states. [2020-10-15 02:08:46,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:46,050 INFO L93 Difference]: Finished difference Result 90 states and 137 transitions. [2020-10-15 02:08:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 02:08:46,052 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2020-10-15 02:08:46,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:46,054 INFO L225 Difference]: With dead ends: 90 [2020-10-15 02:08:46,054 INFO L226 Difference]: Without dead ends: 55 [2020-10-15 02:08:46,055 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:08:46,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-15 02:08:46,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 48. [2020-10-15 02:08:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-10-15 02:08:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions. [2020-10-15 02:08:46,064 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 63 transitions. Word has length 52 [2020-10-15 02:08:46,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:46,065 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 63 transitions. [2020-10-15 02:08:46,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:08:46,065 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2020-10-15 02:08:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-15 02:08:46,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:46,067 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:46,067 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 02:08:46,068 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:46,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:46,068 INFO L82 PathProgramCache]: Analyzing trace with hash 794281190, now seen corresponding path program 1 times [2020-10-15 02:08:46,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:46,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165444088] [2020-10-15 02:08:46,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:46,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:47,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:47,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:47,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 02:08:51,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:08:51,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:08:51,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:51,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:51,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-15 02:08:51,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:51,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:51,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:51,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:51,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:51,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:08:56,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:08:56,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:08:56,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 02:08:56,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:56,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:56,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:56,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:08:56,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:56,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:56,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:56,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:56,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:56,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:56,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:56,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:56,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:56,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:56,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:56,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:56,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:56,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:56,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:56,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:56,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:56,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:56,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:56,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 02:08:56,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:56,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:56,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:56,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:56,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:08:56,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:56,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:56,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:56,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:56,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:56,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:08:56,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:56,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:56,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:56,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:56,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-15 02:08:56,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165444088] [2020-10-15 02:08:56,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:56,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:08:56,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236547485] [2020-10-15 02:08:56,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:08:56,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:56,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:08:56,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:08:56,316 INFO L87 Difference]: Start difference. First operand 48 states and 63 transitions. Second operand 9 states. [2020-10-15 02:08:56,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:56,450 INFO L93 Difference]: Finished difference Result 60 states and 82 transitions. [2020-10-15 02:08:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 02:08:56,451 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-15 02:08:56,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:56,452 INFO L225 Difference]: With dead ends: 60 [2020-10-15 02:08:56,452 INFO L226 Difference]: Without dead ends: 56 [2020-10-15 02:08:56,453 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:08:56,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-10-15 02:08:56,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 48. [2020-10-15 02:08:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-10-15 02:08:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions. [2020-10-15 02:08:56,462 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 63 transitions. Word has length 54 [2020-10-15 02:08:56,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:56,462 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 63 transitions. [2020-10-15 02:08:56,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:08:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2020-10-15 02:08:56,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-15 02:08:56,465 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:56,465 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:56,466 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 02:08:56,466 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:56,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:56,466 INFO L82 PathProgramCache]: Analyzing trace with hash 148008126, now seen corresponding path program 1 times [2020-10-15 02:08:56,467 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:56,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [213268822] [2020-10-15 02:08:56,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:56,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:56,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:01,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 02:09:01,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-15 02:09:01,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:01,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:09:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:01,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:01,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:01,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:09:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:01,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:01,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-15 02:09:06,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 02:09:06,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:09:06,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:09:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 02:09:06,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:06,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:06,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:09:06,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:06,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:06,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:06,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:06,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:06,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:06,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:06,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:06,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:06,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:06,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:09:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 02:09:06,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:06,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:06,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:06,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:06,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:06,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:06,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:06,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:06,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:06,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:06,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:06,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:06,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:06,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:06,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:06,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:06,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:06,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-15 02:09:06,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [213268822] [2020-10-15 02:09:06,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:06,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:09:06,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048197184] [2020-10-15 02:09:06,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:09:06,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:06,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:09:06,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:09:06,700 INFO L87 Difference]: Start difference. First operand 48 states and 63 transitions. Second operand 9 states. [2020-10-15 02:09:06,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:09:06,844 INFO L93 Difference]: Finished difference Result 72 states and 110 transitions. [2020-10-15 02:09:06,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 02:09:06,844 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-10-15 02:09:06,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:09:06,846 INFO L225 Difference]: With dead ends: 72 [2020-10-15 02:09:06,846 INFO L226 Difference]: Without dead ends: 68 [2020-10-15 02:09:06,847 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:09:06,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-10-15 02:09:06,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 52. [2020-10-15 02:09:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-15 02:09:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2020-10-15 02:09:06,857 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 56 [2020-10-15 02:09:06,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:09:06,858 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2020-10-15 02:09:06,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:09:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2020-10-15 02:09:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-15 02:09:06,859 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:09:06,859 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:09:06,859 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 02:09:06,860 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:09:06,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:09:06,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1316787934, now seen corresponding path program 1 times [2020-10-15 02:09:06,860 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:09:06,860 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1593158331] [2020-10-15 02:09:06,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:09:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:06,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:06,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:10,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:10,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:10,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:10,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:10,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:10,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:11,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-15 02:09:11,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-15 02:09:11,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:09:11,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:11,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:11,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:09:11,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:09:11,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-15 02:09:11,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:11,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:09:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:11,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:11,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:09:11,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:11,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:11,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:11,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:11,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:11,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:09:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:11,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:11,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:16,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:16,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 02:09:16,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-15 02:09:16,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:09:16,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:16,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:16,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:09:16,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:09:16,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 02:09:16,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:16,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:16,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:16,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:16,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:16,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:16,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:09:17,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:09:17,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 360 [2020-10-15 02:09:17,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:09:17,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:09:17,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:09:17,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:17,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 02:09:17,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:09:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:17,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:17,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:17,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:17,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:17,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:17,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:09:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:17,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:17,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:17,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:17,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:17,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:17,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:09:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:17,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:17,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:09:17,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:17,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:17,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 02:09:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 339 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:09:17,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:17,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:09:17,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:17,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:17,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:17,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:17,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:17,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:09:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:17,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:17,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:17,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:17,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:17,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:09:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:17,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:17,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:17,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:17,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:17,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:17,811 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 42 proven. 23 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-15 02:09:17,812 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1593158331] [2020-10-15 02:09:17,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:17,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:09:17,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068257263] [2020-10-15 02:09:17,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:09:17,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:17,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:09:17,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:09:17,814 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 11 states. [2020-10-15 02:09:18,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:09:18,148 INFO L93 Difference]: Finished difference Result 118 states and 202 transitions. [2020-10-15 02:09:18,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 02:09:18,152 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 80 [2020-10-15 02:09:18,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:09:18,154 INFO L225 Difference]: With dead ends: 118 [2020-10-15 02:09:18,154 INFO L226 Difference]: Without dead ends: 72 [2020-10-15 02:09:18,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2020-10-15 02:09:18,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-15 02:09:18,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2020-10-15 02:09:18,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-15 02:09:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 104 transitions. [2020-10-15 02:09:18,181 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 104 transitions. Word has length 80 [2020-10-15 02:09:18,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:09:18,182 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 104 transitions. [2020-10-15 02:09:18,182 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:09:18,182 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2020-10-15 02:09:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-15 02:09:18,187 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:09:18,187 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:09:18,187 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 02:09:18,187 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:09:18,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:09:18,187 INFO L82 PathProgramCache]: Analyzing trace with hash 648118510, now seen corresponding path program 2 times [2020-10-15 02:09:18,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:09:18,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193427875] [2020-10-15 02:09:18,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:09:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:18,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:19,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:20,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:20,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-15 02:09:23,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-15 02:09:23,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:23,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:09:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:23,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:09:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:25,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:25,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:25,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:25,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:28,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-15 02:09:28,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-15 02:09:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:28,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:28,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:28,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 02:09:31,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:09:31,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3529 [2020-10-15 02:09:31,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:09:31,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 02:09:31,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:31,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:09:31,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:31,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:09:31,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:31,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:31,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:31,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:31,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:09:31,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:31,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:31,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:31,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:09:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:31,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:31,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:31,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:09:31,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:31,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:09:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:09:31,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:31,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:09:31,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:31,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:09:31,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:31,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:31,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:31,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:31,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:31,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:31,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:09:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:31,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:31,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:31,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:31,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:31,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:31,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:31,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:31,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:31,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:31,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 02:09:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:31,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:33,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:36,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:09:36,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-15 02:09:36,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:09:36,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:36,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:09:36,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:36,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:36,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:36,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:37,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:37,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:37,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:37,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:38,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:38,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 02:09:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1222 [2020-10-15 02:09:38,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:38,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:09:38,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:38,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:38,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:38,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:09:38,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 02:09:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:38,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:38,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:38,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:38,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:38,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:09:38,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:38,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:38,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:09:38,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:38,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:38,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:38,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:38,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:38,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:38,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:38,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:09:38,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:38,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:09:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:38,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:38,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:09:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:38,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:38,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:38,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:38,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:38,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:38,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:38,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:38,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:38,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:38,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:38,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 66 proven. 90 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-15 02:09:38,328 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193427875] [2020-10-15 02:09:38,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:38,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 02:09:38,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335871944] [2020-10-15 02:09:38,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 02:09:38,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:38,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 02:09:38,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 02:09:38,330 INFO L87 Difference]: Start difference. First operand 70 states and 104 transitions. Second operand 14 states. [2020-10-15 02:09:38,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:09:38,885 INFO L93 Difference]: Finished difference Result 153 states and 277 transitions. [2020-10-15 02:09:38,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-15 02:09:38,886 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 107 [2020-10-15 02:09:38,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:09:38,888 INFO L225 Difference]: With dead ends: 153 [2020-10-15 02:09:38,888 INFO L226 Difference]: Without dead ends: 85 [2020-10-15 02:09:38,894 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=492, Unknown=0, NotChecked=0, Total=600 [2020-10-15 02:09:38,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-15 02:09:38,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 75. [2020-10-15 02:09:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-15 02:09:38,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2020-10-15 02:09:38,919 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 107 [2020-10-15 02:09:38,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:09:38,919 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2020-10-15 02:09:38,919 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 02:09:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2020-10-15 02:09:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-15 02:09:38,925 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:09:38,926 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:09:38,926 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 02:09:38,926 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:09:38,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:09:38,926 INFO L82 PathProgramCache]: Analyzing trace with hash 225703663, now seen corresponding path program 1 times [2020-10-15 02:09:38,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:09:38,927 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557409310] [2020-10-15 02:09:38,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:09:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:38,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:38,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:39,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:43,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-15 02:09:43,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 02:09:43,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:43,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:09:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:43,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:43,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:09:43,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:43,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:43,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:43,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:43,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:43,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:09:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:43,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:44,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:45,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:45,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:47,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:48,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:48,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:48,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-15 02:09:48,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 02:09:48,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 02:09:48,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:48,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:48,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:09:48,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:09:48,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-15 02:09:48,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:49,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:49,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:49,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:51,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:52,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 02:09:54,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:54,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:09:54,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-15 02:09:54,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:54,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:09:54,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:54,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:54,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:54,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:54,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:54,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:54,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:09:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:09:54,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:54,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 02:09:54,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:54,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:09:54,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:54,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:54,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:09:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:54,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:54,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:54,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:54,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 02:09:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:54,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:09:54,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-15 02:09:54,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:09:54,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:54,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:09:54,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:54,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:09:54,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 02:09:54,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:09:54,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:54,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:54,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:09:54,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:54,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:09:54,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:54,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:54,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:54,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:54,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:54,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:54,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:54,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 46 proven. 66 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-15 02:09:54,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557409310] [2020-10-15 02:09:54,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:54,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:09:54,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078769062] [2020-10-15 02:09:54,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:09:54,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:54,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:09:54,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:09:54,607 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 11 states. [2020-10-15 02:09:54,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:09:54,963 INFO L93 Difference]: Finished difference Result 167 states and 286 transitions. [2020-10-15 02:09:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 02:09:54,964 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 94 [2020-10-15 02:09:54,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:09:54,967 INFO L225 Difference]: With dead ends: 167 [2020-10-15 02:09:54,967 INFO L226 Difference]: Without dead ends: 97 [2020-10-15 02:09:54,968 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-10-15 02:09:54,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-10-15 02:09:54,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 92. [2020-10-15 02:09:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-15 02:09:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 138 transitions. [2020-10-15 02:09:54,983 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 138 transitions. Word has length 94 [2020-10-15 02:09:54,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:09:54,983 INFO L479 AbstractCegarLoop]: Abstraction has 92 states and 138 transitions. [2020-10-15 02:09:54,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:09:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 138 transitions. [2020-10-15 02:09:54,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-15 02:09:54,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:09:54,986 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:09:54,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 02:09:54,986 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:09:54,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:09:54,987 INFO L82 PathProgramCache]: Analyzing trace with hash 940800334, now seen corresponding path program 1 times [2020-10-15 02:09:54,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:09:54,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1267901751] [2020-10-15 02:09:54,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:09:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:54,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:55,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:55,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:55,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:55,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:55,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:59,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:59,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-15 02:09:59,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:00,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:10:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:00,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:00,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:10:00,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:00,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:00,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:00,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:00,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:00,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:00,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:00,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:10:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:00,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:00,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:01,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:01,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:01,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:01,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:01,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:01,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:02,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:02,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:02,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:04,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:04,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:05,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-15 02:10:05,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-15 02:10:05,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 02:10:05,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:05,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:05,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:10:05,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:10:05,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-15 02:10:05,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:05,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:05,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:05,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:09,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 02:10:10,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:10:10,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:10:10,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:10:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:10:10,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:10,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:10:10,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:10:10,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 268 [2020-10-15 02:10:10,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:10:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:10:10,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:10,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:10,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:10:10,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:10,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:10,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:10,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:10,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:10,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:10,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:10,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:10,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:10,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:10,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:10,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:10,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:10:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:10:10,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:10,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 02:10:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:10,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:10:10,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:10,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:10,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:10,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:10,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:10,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:10,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:10,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:10,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:10,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:10,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:10,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 02:10:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:10,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:10,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:11,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:10:11,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:10:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 554 [2020-10-15 02:10:11,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:11,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:10:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:10:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:10:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:11,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:11,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:11,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:11,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:11,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:10:11,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:11,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:11,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:11,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:11,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:11,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:11,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:11,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:11,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:11,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:11,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:11,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:11,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:11,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:10:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:11,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:11,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:10:11,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 76 proven. 64 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2020-10-15 02:10:11,083 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1267901751] [2020-10-15 02:10:11,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:10:11,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 02:10:11,084 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432471544] [2020-10-15 02:10:11,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 02:10:11,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:10:11,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 02:10:11,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-15 02:10:11,085 INFO L87 Difference]: Start difference. First operand 92 states and 138 transitions. Second operand 13 states. [2020-10-15 02:10:11,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:10:11,519 INFO L93 Difference]: Finished difference Result 233 states and 437 transitions. [2020-10-15 02:10:11,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 02:10:11,524 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 108 [2020-10-15 02:10:11,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:10:11,527 INFO L225 Difference]: With dead ends: 233 [2020-10-15 02:10:11,528 INFO L226 Difference]: Without dead ends: 147 [2020-10-15 02:10:11,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2020-10-15 02:10:11,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-15 02:10:11,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 127. [2020-10-15 02:10:11,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-15 02:10:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 216 transitions. [2020-10-15 02:10:11,551 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 216 transitions. Word has length 108 [2020-10-15 02:10:11,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:10:11,551 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 216 transitions. [2020-10-15 02:10:11,551 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 02:10:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2020-10-15 02:10:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-15 02:10:11,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:10:11,555 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 12, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:10:11,555 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 02:10:11,556 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:10:11,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:10:11,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1929865773, now seen corresponding path program 2 times [2020-10-15 02:10:11,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:10:11,556 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1893403267] [2020-10-15 02:10:11,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:10:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:11,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:11,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:12,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:16,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-15 02:10:16,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 177 [2020-10-15 02:10:16,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:16,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:10:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:16,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:16,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:16,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:16,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:16,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:16,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:10:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:16,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:16,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:17,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:21,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-15 02:10:21,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 222 [2020-10-15 02:10:21,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:21,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:21,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:21,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:22,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:23,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:23,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:23,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:26,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-15 02:10:26,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:26,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:26,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:26,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:10:26,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:10:26,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-15 02:10:26,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:26,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:26,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:10:26,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:26,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:10:26,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:26,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:26,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:26,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:26,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:26,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:10:26,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:26,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:26,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:26,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:26,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:26,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:26,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:26,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:26,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:26,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:26,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:26,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:26,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:26,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:26,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:26,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:26,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:26,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:26,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:26,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:26,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:26,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:10:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:26,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:26,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:26,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:26,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:10:26,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:26,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:26,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:10:26,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:26,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:10:26,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:26,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:10:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:26,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:26,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:27,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:27,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:28,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:28,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:31,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:31,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:10:31,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 02:10:31,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:10:31,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:31,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:10:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:10:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:10:31,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:31,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:31,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:31,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:31,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:31,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:10:31,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:31,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:31,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:31,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:31,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:31,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:31,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:31,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:31,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:31,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:31,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:31,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:32,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:32,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:32,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:32,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:32,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:32,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:32,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:32,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:32,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:32,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:32,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:32,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:32,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:32,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:32,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:32,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:32,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:32,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:10:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:32,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:32,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:32,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:32,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:32,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:10:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:32,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:32,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:32,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:10:32,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:32,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:32,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:32,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:32,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:32,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:10:32,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:32,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:32,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:32,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:32,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:10:32,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:32,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:32,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:32,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:32,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:32,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:32,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:32,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:32,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:32,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:32,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:10:32,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:32,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:10:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:32,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:32,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:37,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-15 02:10:37,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 02:10:37,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:10:37,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:37,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:10:37,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:10:37,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-10-15 02:10:37,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:37,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:37,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:37,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:41,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:41,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:10:41,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 02:10:41,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4582 [2020-10-15 02:10:41,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:41,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:10:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:10:41,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:41,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:41,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:41,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:41,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:41,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:41,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:41,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:10:42,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:10:42,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 263 [2020-10-15 02:10:42,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:10:42,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:10:42,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:42,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:42,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:10:42,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:42,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:42,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:42,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:42,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:42,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:42,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:42,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:42,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:42,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:42,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:10:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:42,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:10:42,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:10:42,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:10:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:42,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:10:42,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:42,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:42,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:42,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:42,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:42,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:42,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:42,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:42,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:42,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:42,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:10:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:42,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:10:42,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:10:42,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:42,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:42,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:42,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:42,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:42,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:42,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:42,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:42,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:42,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:42,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:42,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:42,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:42,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:42,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 228 proven. 265 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2020-10-15 02:10:42,244 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1893403267] [2020-10-15 02:10:42,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:10:42,244 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-15 02:10:42,244 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681438158] [2020-10-15 02:10:42,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 02:10:42,245 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:10:42,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 02:10:42,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2020-10-15 02:10:42,246 INFO L87 Difference]: Start difference. First operand 127 states and 216 transitions. Second operand 17 states. [2020-10-15 02:10:43,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:10:43,123 INFO L93 Difference]: Finished difference Result 313 states and 656 transitions. [2020-10-15 02:10:43,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-15 02:10:43,124 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 204 [2020-10-15 02:10:43,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:10:43,127 INFO L225 Difference]: With dead ends: 313 [2020-10-15 02:10:43,127 INFO L226 Difference]: Without dead ends: 148 [2020-10-15 02:10:43,130 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=175, Invalid=881, Unknown=0, NotChecked=0, Total=1056 [2020-10-15 02:10:43,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-10-15 02:10:43,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 133. [2020-10-15 02:10:43,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-15 02:10:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 194 transitions. [2020-10-15 02:10:43,147 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 194 transitions. Word has length 204 [2020-10-15 02:10:43,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:10:43,147 INFO L479 AbstractCegarLoop]: Abstraction has 133 states and 194 transitions. [2020-10-15 02:10:43,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-15 02:10:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 194 transitions. [2020-10-15 02:10:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-15 02:10:43,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:10:43,151 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:10:43,151 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 02:10:43,151 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:10:43,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:10:43,151 INFO L82 PathProgramCache]: Analyzing trace with hash 624511091, now seen corresponding path program 3 times [2020-10-15 02:10:43,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:10:43,152 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [851393543] [2020-10-15 02:10:43,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:10:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:43,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:43,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:47,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:48,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-15 02:10:48,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-15 02:10:48,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:48,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:10:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:48,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:48,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:48,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:48,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:10:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:48,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:48,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:49,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:49,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:49,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:49,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:49,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:53,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:53,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-15 02:10:53,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 02:10:53,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 02:10:53,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:53,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:10:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:10:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-15 02:10:53,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:53,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:53,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:53,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:53,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:53,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:53,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:10:58,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:58,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:10:58,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:10:58,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:10:58,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:58,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:58,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:58,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:58,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:58,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:58,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:58,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:58,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:58,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:58,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:58,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:58,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:10:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:58,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:10:58,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:10:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:10:58,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:10:58,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:10:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:10:58,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:10:58,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 02:10:58,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:10:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:10:58,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:58,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:10:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:10:58,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:10:58,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:10:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:10:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:58,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:10:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:10:58,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:10:58,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:10:58,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:10:58,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:10:58,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:10:58,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:10:58,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:10:58,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:10:58,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:10:58,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:10:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:10:58,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:58,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:59,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:59,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:59,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:10:59,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:01,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:01,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:01,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:01,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:01,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:01,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:03,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-15 02:11:03,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:11:03,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:11:03,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:03,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:03,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:11:03,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:11:03,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-15 02:11:03,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:03,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:03,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:03,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:04,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:04,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:04,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:04,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:06,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:06,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:06,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:06,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:07,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:08,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:08,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:08,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 02:11:08,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:08,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:08,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:08,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:08,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:08,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:08,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:08,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:11:09,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:11:09,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 998 [2020-10-15 02:11:09,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:11:09,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:09,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:11:09,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:11:09,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:09,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:09,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:09,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:11:09,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:09,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:09,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:09,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:09,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:09,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:09,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:09,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:09,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:09,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:09,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:11:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:09,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:09,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:09,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:09,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:09,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:11:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:09,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:09,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:09,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 02:11:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:09,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:11:09,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:11:09,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:11:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:11:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:09,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-15 02:11:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:09,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:09,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:09,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:09,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:09,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:11:09,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:09,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:11:09,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 145 proven. 109 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2020-10-15 02:11:09,530 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [851393543] [2020-10-15 02:11:09,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:11:09,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 02:11:09,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033930692] [2020-10-15 02:11:09,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 02:11:09,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:11:09,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 02:11:09,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-15 02:11:09,532 INFO L87 Difference]: Start difference. First operand 133 states and 194 transitions. Second operand 13 states. [2020-10-15 02:11:09,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:11:09,972 INFO L93 Difference]: Finished difference Result 309 states and 538 transitions. [2020-10-15 02:11:09,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-15 02:11:09,973 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2020-10-15 02:11:09,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:11:09,981 INFO L225 Difference]: With dead ends: 309 [2020-10-15 02:11:09,981 INFO L226 Difference]: Without dead ends: 155 [2020-10-15 02:11:09,983 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2020-10-15 02:11:09,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-10-15 02:11:10,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 142. [2020-10-15 02:11:10,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-15 02:11:10,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 209 transitions. [2020-10-15 02:11:10,021 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 209 transitions. Word has length 151 [2020-10-15 02:11:10,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:11:10,025 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 209 transitions. [2020-10-15 02:11:10,025 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 02:11:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2020-10-15 02:11:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-15 02:11:10,031 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:11:10,031 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:11:10,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-15 02:11:10,031 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:11:10,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:11:10,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1540036056, now seen corresponding path program 4 times [2020-10-15 02:11:10,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:11:10,032 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [948729212] [2020-10-15 02:11:10,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:11:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:10,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:10,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:10,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:10,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:10,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:14,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:14,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:15,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-15 02:11:15,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:11:15,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:11:15,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:15,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:11:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:11:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-15 02:11:15,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:15,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:11:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:15,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:15,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:11:15,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:15,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:15,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:15,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:15,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:15,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:11:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:15,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:15,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:20,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:20,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:11:20,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:11:20,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:11:20,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:20,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:20,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:11:20,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:11:20,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-15 02:11:20,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:20,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:20,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:20,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:20,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:20,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:20,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:11:25,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:11:25,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:11:25,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:11:25,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:11:25,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:11:25,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 298 [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:11:25,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:25,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:11:25,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:25,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:11:25,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:25,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:25,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:11:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:25,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:11:25,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:11:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:11:25,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:11:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:11:25,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:25,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:25,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:25,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:11:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:11:25,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:11:25,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:25,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:11:25,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:11:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:25,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:25,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:25,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:25,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:25,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:25,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:25,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:25,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:25,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 31 proven. 87 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-10-15 02:11:25,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [948729212] [2020-10-15 02:11:25,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:11:25,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:11:25,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111854747] [2020-10-15 02:11:25,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:11:25,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:11:25,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:11:25,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:11:25,549 INFO L87 Difference]: Start difference. First operand 142 states and 209 transitions. Second operand 11 states. [2020-10-15 02:11:25,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:11:25,824 INFO L93 Difference]: Finished difference Result 262 states and 444 transitions. [2020-10-15 02:11:25,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 02:11:25,825 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 109 [2020-10-15 02:11:25,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:11:25,828 INFO L225 Difference]: With dead ends: 262 [2020-10-15 02:11:25,828 INFO L226 Difference]: Without dead ends: 177 [2020-10-15 02:11:25,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-10-15 02:11:25,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-10-15 02:11:25,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 163. [2020-10-15 02:11:25,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-10-15 02:11:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 247 transitions. [2020-10-15 02:11:25,846 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 247 transitions. Word has length 109 [2020-10-15 02:11:25,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:11:25,847 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 247 transitions. [2020-10-15 02:11:25,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:11:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2020-10-15 02:11:25,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-15 02:11:25,851 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:11:25,851 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 14, 14, 14, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:11:25,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-15 02:11:25,851 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:11:25,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:11:25,852 INFO L82 PathProgramCache]: Analyzing trace with hash 214248156, now seen corresponding path program 5 times [2020-10-15 02:11:25,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:11:25,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1114538163] [2020-10-15 02:11:25,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:11:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:25,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:25,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:26,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:27,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:28,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:30,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 32 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 02:11:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-15 02:11:30,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:30,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:11:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:30,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:30,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:30,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:30,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:11:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:30,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:30,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:30,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:31,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:31,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:31,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:31,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:32,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:33,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:33,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:33,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:33,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:35,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:35,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-15 02:11:35,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-15 02:11:35,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:35,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:35,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:36,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:36,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:36,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:36,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:37,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:38,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:40,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:40,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-15 02:11:40,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-15 02:11:40,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-15 02:11:40,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:40,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:40,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:11:40,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:11:40,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-15 02:11:40,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:41,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:41,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:41,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:42,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:42,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:42,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:46,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:46,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:11:46,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:11:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:11:46,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:46,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:11:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:11:46,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:46,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:46,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:46,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:46,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:46,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:46,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:46,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:11:47,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1149 [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:11:47,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:47,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:11:47,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:47,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:11:47,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:47,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:47,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:47,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:47,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:47,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:47,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:47,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:47,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:11:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:11:47,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:11:47,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:11:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:47,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:11:47,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:47,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:11:47,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:47,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:47,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:47,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:47,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:47,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:47,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:11:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:47,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:47,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:11:52,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:11:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:11:52,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:11:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:11:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:11:52,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:52,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:11:52,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 02:11:52,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:52,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:11:52,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:52,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:11:52,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:52,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:52,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:11:52,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:52,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:52,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:52,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:11:52,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:52,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:52,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:11:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:52,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:11:52,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:11:52,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:11:52,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:11:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:11:52,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:11:52,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 02:11:52,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:11:52,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:11:52,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:11:52,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:11:52,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:11:52,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:11:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:52,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:11:52,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:11:52,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:11:52,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:52,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:52,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:11:52,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:11:52,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:11:52,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:11:52,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-15 02:11:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:52,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:52,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:53,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:11:57,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:11:57,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-15 02:11:57,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:11:57,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:11:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:11:57,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:57,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:58,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:58,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:58,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:58,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:11:59,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:02,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:02,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-15 02:12:02,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:12:02,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:12:02,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:02,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:02,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:12:02,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:02,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 02:12:02,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:02,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:02,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:02,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:02,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:02,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:02,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:02,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1166 [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:12:03,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:12:03,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:12:03,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:03,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:03,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:12:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:03,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:03,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:12:03,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:03,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:03,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:12:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:12:03,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:12:03,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:03,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:03,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:12:03,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:12:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:03,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:03,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:12:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:03,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:12:03,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:03,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:03,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 02:12:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:03,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:12:03,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:12:03,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:12:03,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-15 02:12:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:03,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:12:03,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1261 backedges. 282 proven. 305 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2020-10-15 02:12:03,941 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1114538163] [2020-10-15 02:12:03,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:12:03,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-15 02:12:03,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327460408] [2020-10-15 02:12:03,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-15 02:12:03,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:12:03,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-15 02:12:03,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2020-10-15 02:12:03,943 INFO L87 Difference]: Start difference. First operand 163 states and 247 transitions. Second operand 18 states. [2020-10-15 02:12:04,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:12:04,997 INFO L93 Difference]: Finished difference Result 444 states and 834 transitions. [2020-10-15 02:12:04,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 02:12:04,997 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 219 [2020-10-15 02:12:04,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:12:05,007 INFO L225 Difference]: With dead ends: 444 [2020-10-15 02:12:05,007 INFO L226 Difference]: Without dead ends: 291 [2020-10-15 02:12:05,013 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=185, Invalid=1005, Unknown=0, NotChecked=0, Total=1190 [2020-10-15 02:12:05,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-10-15 02:12:05,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 265. [2020-10-15 02:12:05,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-10-15 02:12:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 427 transitions. [2020-10-15 02:12:05,042 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 427 transitions. Word has length 219 [2020-10-15 02:12:05,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:12:05,042 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 427 transitions. [2020-10-15 02:12:05,042 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-15 02:12:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 427 transitions. [2020-10-15 02:12:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-15 02:12:05,045 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:12:05,045 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 16, 16, 15, 14, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 7, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:12:05,046 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-15 02:12:05,046 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:12:05,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:12:05,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1023211883, now seen corresponding path program 6 times [2020-10-15 02:12:05,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:12:05,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [345567960] [2020-10-15 02:12:05,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:12:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:05,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:05,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:08,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:09,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:09,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:09,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:09,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:10,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 338 [2020-10-15 02:12:10,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-15 02:12:10,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-15 02:12:10,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:10,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:10,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:12:10,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 02:12:10,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 151 [2020-10-15 02:12:10,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:10,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:12:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:10,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:10,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:12:10,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:10,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:12:10,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:10,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:10,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:10,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:12:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:10,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:10,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:11,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:11,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:11,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:11,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:11,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:11,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:14,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 326 [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:12:15,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 02:12:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 151 [2020-10-15 02:12:15,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:15,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:15,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:15,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:16,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:17,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:18,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:18,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:20,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-15 02:12:20,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-15 02:12:20,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 02:12:20,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:20,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:12:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:12:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-15 02:12:20,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:20,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:20,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:20,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:21,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:21,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:21,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:25,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-15 02:12:25,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 02:12:25,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:12:25,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:25,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:12:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:12:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-15 02:12:25,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:12:25,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:25,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:25,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2589 [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:12:27,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:12:27,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:12:27,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:27,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:12:27,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:12:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:12:27,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:12:27,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:27,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:12:27,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:27,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:27,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:12:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:27,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:12:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:12:27,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:27,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:12:27,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:27,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:27,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:12:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:12:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:12:27,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:12:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:12:27,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:12:27,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:12:27,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:12:27,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 02:12:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:12:27,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:12:27,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:12:27,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:12:27,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0