/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:30:23,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:30:23,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:30:23,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:30:23,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:30:23,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:30:23,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:30:23,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:30:23,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:30:23,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:30:23,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:30:23,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:30:23,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:30:23,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:30:23,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:30:23,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:30:23,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:30:23,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:30:23,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:30:23,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:30:23,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:30:23,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:30:23,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:30:23,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:30:23,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:30:23,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:30:23,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:30:23,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:30:23,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:30:23,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:30:23,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:30:23,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:30:23,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:30:23,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:30:23,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:30:23,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:30:23,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:30:23,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:30:23,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:30:23,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:30:23,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:30:23,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:30:23,673 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:30:23,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:30:23,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:30:23,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:30:23,675 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:30:23,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:30:23,675 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:30:23,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:30:23,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:30:23,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:30:23,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:30:23,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:30:23,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:30:23,677 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:30:23,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:30:23,678 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:30:23,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:30:23,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:30:23,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:30:23,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:30:23,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:30:23,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:30:23,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:30:23,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:30:23,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:30:23,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:30:23,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:30:23,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:30:23,680 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:30:23,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:30:24,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:30:24,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:30:24,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:30:24,031 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:30:24,031 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:30:24,032 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c [2020-10-14 07:30:24,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63ecd9a6b/d693bced57cf47ec828875c2c68330c9/FLAG960a036b9 [2020-10-14 07:30:24,559 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:30:24,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c [2020-10-14 07:30:24,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63ecd9a6b/d693bced57cf47ec828875c2c68330c9/FLAG960a036b9 [2020-10-14 07:30:24,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63ecd9a6b/d693bced57cf47ec828875c2c68330c9 [2020-10-14 07:30:24,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:30:24,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:30:24,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:30:24,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:30:24,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:30:24,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:30:24" (1/1) ... [2020-10-14 07:30:24,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e6ef35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:24, skipping insertion in model container [2020-10-14 07:30:24,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:30:24" (1/1) ... [2020-10-14 07:30:24,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:30:25,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:30:25,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:30:25,182 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:30:25,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:30:25,210 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:30:25,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25 WrapperNode [2020-10-14 07:30:25,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:30:25,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:30:25,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:30:25,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:30:25,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... [2020-10-14 07:30:25,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:30:25,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:30:25,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:30:25,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:30:25,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:30:25,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:30:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:30:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-14 07:30:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-14 07:30:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:30:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:30:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:30:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-14 07:30:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-14 07:30:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:30:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:30:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:30:25,610 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:30:25,610 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 07:30:25,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:30:25 BoogieIcfgContainer [2020-10-14 07:30:25,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:30:25,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:30:25,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:30:25,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:30:25,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:30:24" (1/3) ... [2020-10-14 07:30:25,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a53e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:30:25, skipping insertion in model container [2020-10-14 07:30:25,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:30:25" (2/3) ... [2020-10-14 07:30:25,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a53e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:30:25, skipping insertion in model container [2020-10-14 07:30:25,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:30:25" (3/3) ... [2020-10-14 07:30:25,624 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-2.c [2020-10-14 07:30:25,636 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:30:25,643 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:30:25,660 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:30:25,694 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:30:25,695 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:30:25,695 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:30:25,695 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:30:25,695 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:30:25,696 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:30:25,696 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:30:25,696 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:30:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-14 07:30:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-14 07:30:25,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:25,732 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:30:25,733 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:25,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:25,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-10-14 07:30:25,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:25,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2152978] [2020-10-14 07:30:25,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:25,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:25,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:30:25,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:25,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-14 07:30:25,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:25,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:25,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:25,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:25,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:30:25,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:26,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:26,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:26,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:26,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:30:26,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:26,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:26,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:26,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:26,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:26,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:26,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:26,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:26,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:26,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:26,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:30:26,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:26,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:26,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:26,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:26,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:26,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:26,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:30:26,078 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2152978] [2020-10-14 07:30:26,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:30:26,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:30:26,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46001186] [2020-10-14 07:30:26,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:30:26,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:26,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:30:26,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:30:26,111 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-10-14 07:30:26,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:26,223 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-10-14 07:30:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:30:26,225 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-14 07:30:26,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:26,238 INFO L225 Difference]: With dead ends: 44 [2020-10-14 07:30:26,238 INFO L226 Difference]: Without dead ends: 30 [2020-10-14 07:30:26,242 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 [2020-10-14 07:30:26,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-14 07:30:26,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-14 07:30:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-14 07:30:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-14 07:30:26,296 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-10-14 07:30:26,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:26,296 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-14 07:30:26,296 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:30:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-14 07:30:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-14 07:30:26,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:26,299 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:30:26,299 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:30:26,300 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:26,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:26,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-10-14 07:30:26,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:26,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1203373448] [2020-10-14 07:30:26,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:26,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:26,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 07:30:26,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:26,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 07:30:26,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:26,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:26,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:26,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:26,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:26,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:26,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:26,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:26,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:30:26,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:26,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:26,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:26,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:26,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:30:26,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:26,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:26,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:26,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:26,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 07:30:26,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:26,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:26,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:26,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:30:26,530 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1203373448] [2020-10-14 07:30:26,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:30:26,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:30:26,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105439617] [2020-10-14 07:30:26,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:30:26,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:26,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:30:26,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:30:26,534 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-10-14 07:30:26,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:26,597 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-10-14 07:30:26,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:30:26,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-14 07:30:26,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:26,599 INFO L225 Difference]: With dead ends: 36 [2020-10-14 07:30:26,599 INFO L226 Difference]: Without dead ends: 32 [2020-10-14 07:30:26,601 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 [2020-10-14 07:30:26,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-14 07:30:26,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-14 07:30:26,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-14 07:30:26,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-14 07:30:26,610 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-10-14 07:30:26,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:26,610 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-14 07:30:26,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:30:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-14 07:30:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-14 07:30:26,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:26,612 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] [2020-10-14 07:30:26,613 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:30:26,613 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:26,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:26,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-10-14 07:30:26,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:26,614 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1440275360] [2020-10-14 07:30:26,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:26,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:30:27,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:27,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 517 [2020-10-14 07:30:27,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:27,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:27,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 07:30:27,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:27,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:27,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:27,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:27,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:27,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:27,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:27,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:27,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:30:27,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:27,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-14 07:30:27,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:27,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:27,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 07:30:27,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:27,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:27,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:27,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:30:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:27,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:27,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:30:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:27,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:27,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:30:27,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:27,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:27,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:27,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:30:27,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1440275360] [2020-10-14 07:30:27,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:30:27,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 07:30:27,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934360285] [2020-10-14 07:30:27,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:30:27,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:27,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:30:27,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:30:27,411 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-10-14 07:30:27,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:27,638 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2020-10-14 07:30:27,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:30:27,641 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-10-14 07:30:27,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:27,644 INFO L225 Difference]: With dead ends: 41 [2020-10-14 07:30:27,645 INFO L226 Difference]: Without dead ends: 37 [2020-10-14 07:30:27,646 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 [2020-10-14 07:30:27,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-14 07:30:27,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2020-10-14 07:30:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-14 07:30:27,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-14 07:30:27,670 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 26 [2020-10-14 07:30:27,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:27,671 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-14 07:30:27,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:30:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-14 07:30:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-14 07:30:27,673 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:27,673 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] [2020-10-14 07:30:27,674 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:30:27,674 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:27,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:27,675 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-10-14 07:30:27,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:27,675 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2122361604] [2020-10-14 07:30:27,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 07:30:27,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:27,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-14 07:30:27,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:30:27,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:27,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:27,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:27,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:27,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:27,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:27,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:27,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:27,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:27,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:27,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:30:27,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:27,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:27,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:27,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:28,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:28,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-14 07:30:28,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:30:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:28,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:28,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:30:28,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:28,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:28,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:28,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:28,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:30:28,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:28,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:28,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:30:28,190 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2122361604] [2020-10-14 07:30:28,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:30:28,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:30:28,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523403145] [2020-10-14 07:30:28,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:30:28,192 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:28,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:30:28,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:30:28,195 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-14 07:30:28,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:28,323 INFO L93 Difference]: Finished difference Result 42 states and 53 transitions. [2020-10-14 07:30:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:30:28,326 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-14 07:30:28,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:28,328 INFO L225 Difference]: With dead ends: 42 [2020-10-14 07:30:28,328 INFO L226 Difference]: Without dead ends: 38 [2020-10-14 07:30:28,328 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:30:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-10-14 07:30:28,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2020-10-14 07:30:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-14 07:30:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-14 07:30:28,345 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 27 [2020-10-14 07:30:28,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:28,346 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-14 07:30:28,346 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:30:28,346 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-14 07:30:28,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-14 07:30:28,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:28,349 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:30:28,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:30:28,350 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:28,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:28,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1725129826, now seen corresponding path program 1 times [2020-10-14 07:30:28,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:28,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1873321176] [2020-10-14 07:30:28,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:30:28,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:30:28,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 208 [2020-10-14 07:30:28,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:30:28,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:28,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:28,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:28,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:28,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:30:28,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:30:28,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 242 [2020-10-14 07:30:28,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:30:28,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:28,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:28,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:30:28,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:28,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:28,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:28,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:28,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:28,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:28,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:30:28,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:28,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:30:28,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:30:28,953 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1873321176] [2020-10-14 07:30:28,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:30:28,954 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:30:28,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845777913] [2020-10-14 07:30:28,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:30:28,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:28,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:30:28,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:30:28,956 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-14 07:30:29,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:29,122 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2020-10-14 07:30:29,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:30:29,123 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-14 07:30:29,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:29,125 INFO L225 Difference]: With dead ends: 49 [2020-10-14 07:30:29,125 INFO L226 Difference]: Without dead ends: 45 [2020-10-14 07:30:29,126 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:30:29,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-14 07:30:29,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2020-10-14 07:30:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-14 07:30:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-14 07:30:29,135 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 28 [2020-10-14 07:30:29,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:29,136 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-14 07:30:29,136 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:30:29,136 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-14 07:30:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:30:29,138 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:29,138 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] [2020-10-14 07:30:29,139 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:30:29,139 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:29,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:29,139 INFO L82 PathProgramCache]: Analyzing trace with hash -910208130, now seen corresponding path program 1 times [2020-10-14 07:30:29,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:29,140 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1918266208] [2020-10-14 07:30:29,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:29,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:34,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 07:30:34,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:30:34,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:30:34,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:34,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:34,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:34,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:30:34,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:34,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:34,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:34,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:34,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:34,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:34,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:34,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:34,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:34,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:34,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:34,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:30:38,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:30:38,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3891 [2020-10-14 07:30:38,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:38,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 07:30:38,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:38,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:30:38,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:30:38,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:30:38,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:38,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:30:38,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:38,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:38,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:38,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:30:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:30:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:30:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:30:38,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:38,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 07:30:38,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 07:30:38,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:30:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-14 07:30:38,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1918266208] [2020-10-14 07:30:38,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:30:38,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 07:30:38,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840388456] [2020-10-14 07:30:38,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:30:38,205 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:38,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:30:38,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:30:38,206 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 6 states. [2020-10-14 07:30:38,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:38,283 INFO L93 Difference]: Finished difference Result 68 states and 98 transitions. [2020-10-14 07:30:38,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 07:30:38,284 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2020-10-14 07:30:38,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:38,285 INFO L225 Difference]: With dead ends: 68 [2020-10-14 07:30:38,286 INFO L226 Difference]: Without dead ends: 39 [2020-10-14 07:30:38,287 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:30:38,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-14 07:30:38,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2020-10-14 07:30:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-14 07:30:38,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-14 07:30:38,295 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 52 [2020-10-14 07:30:38,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:38,295 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-14 07:30:38,295 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:30:38,295 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-14 07:30:38,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-14 07:30:38,298 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:38,298 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] [2020-10-14 07:30:38,298 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:30:38,298 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:38,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:38,299 INFO L82 PathProgramCache]: Analyzing trace with hash 794281190, now seen corresponding path program 1 times [2020-10-14 07:30:38,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:38,300 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1911214342] [2020-10-14 07:30:38,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:40,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:41,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:41,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:42,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:43,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-14 07:30:43,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:30:43,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:30:43,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:43,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:43,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:43,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:43,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 07:30:43,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:30:43,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:43,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:43,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:43,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:43,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:43,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:43,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:43,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:43,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:43,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:43,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:43,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:43,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:43,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:30:48,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:30:48,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:30:48,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 07:30:48,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:48,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:48,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:48,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-14 07:30:48,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:30:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:30:48,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:48,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:48,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:48,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:30:48,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:48,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:48,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:48,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:48,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:30:48,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:48,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:48,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:48,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:30:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:48,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:48,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:30:48,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:48,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:48,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:30:48,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:48,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:48,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:48,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:48,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:48,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:48,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:48,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:48,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:48,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:48,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:48,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:48,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:48,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:48,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:48,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:48,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:48,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-14 07:30:48,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1911214342] [2020-10-14 07:30:48,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:30:48,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:30:48,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622720854] [2020-10-14 07:30:48,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:30:48,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:48,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:30:48,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:30:48,566 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 9 states. [2020-10-14 07:30:48,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:48,776 INFO L93 Difference]: Finished difference Result 49 states and 65 transitions. [2020-10-14 07:30:48,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:30:48,777 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-14 07:30:48,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:48,779 INFO L225 Difference]: With dead ends: 49 [2020-10-14 07:30:48,780 INFO L226 Difference]: Without dead ends: 45 [2020-10-14 07:30:48,781 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:30:48,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-14 07:30:48,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 38. [2020-10-14 07:30:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-10-14 07:30:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2020-10-14 07:30:48,796 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 48 transitions. Word has length 54 [2020-10-14 07:30:48,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:48,796 INFO L479 AbstractCegarLoop]: Abstraction has 38 states and 48 transitions. [2020-10-14 07:30:48,796 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:30:48,796 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2020-10-14 07:30:48,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-14 07:30:48,802 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:48,802 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] [2020-10-14 07:30:48,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:30:48,802 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:48,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:48,803 INFO L82 PathProgramCache]: Analyzing trace with hash 148008126, now seen corresponding path program 1 times [2020-10-14 07:30:48,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:48,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1792545326] [2020-10-14 07:30:48,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:48,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:48,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:53,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:30:53,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 07:30:53,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:53,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:53,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:53,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:53,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:53,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:53,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:53,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:53,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:58,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-14 07:30:58,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 07:30:58,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:30:58,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:58,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:58,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:58,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:58,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 07:30:58,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:58,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:58,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:58,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:30:58,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:58,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 07:30:58,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:58,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:30:58,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:58,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:58,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:58,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:58,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:58,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:58,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:58,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:58,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:58,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:58,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:58,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:58,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:58,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:58,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:58,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:58,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:58,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:58,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:58,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:58,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:58,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:58,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:30:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:58,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:58,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:59,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:30:59,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:59,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-14 07:30:59,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:59,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:30:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 07:30:59,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:59,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:59,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:59,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:59,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:59,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:30:59,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:59,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:30:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:59,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:59,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:59,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:59,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:59,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:59,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:59,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:59,087 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-14 07:30:59,088 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1792545326] [2020-10-14 07:30:59,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:30:59,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:30:59,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207625277] [2020-10-14 07:30:59,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:30:59,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:59,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:30:59,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:30:59,090 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. Second operand 9 states. [2020-10-14 07:30:59,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:59,262 INFO L93 Difference]: Finished difference Result 78 states and 113 transitions. [2020-10-14 07:30:59,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:30:59,262 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-10-14 07:30:59,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:59,265 INFO L225 Difference]: With dead ends: 78 [2020-10-14 07:30:59,266 INFO L226 Difference]: Without dead ends: 74 [2020-10-14 07:30:59,266 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 [2020-10-14 07:30:59,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-10-14 07:30:59,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 66. [2020-10-14 07:30:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-14 07:30:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 97 transitions. [2020-10-14 07:30:59,278 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 97 transitions. Word has length 56 [2020-10-14 07:30:59,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:59,279 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 97 transitions. [2020-10-14 07:30:59,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:30:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2020-10-14 07:30:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-14 07:30:59,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:59,281 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] [2020-10-14 07:30:59,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:30:59,281 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:59,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:59,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1316787934, now seen corresponding path program 1 times [2020-10-14 07:30:59,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:59,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [503398534] [2020-10-14 07:30:59,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:59,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:59,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:03,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:03,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:03,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:04,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:04,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:04,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:31:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:04,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:04,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:31:04,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:04,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:04,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:04,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:04,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:04,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:31:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:04,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:04,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:05,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:05,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:05,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:05,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:31:09,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-14 07:31:09,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:31:09,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 07:31:09,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:09,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:09,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 07:31:09,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:31:09,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-14 07:31:09,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 07:31:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:09,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:31:09,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:31:09,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:31:09,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:09,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:31:09,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:09,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:09,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:09,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:31:09,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:31:09,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:09,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:31:09,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:31:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:09,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:09,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:09,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:31:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:09,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:09,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:31:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:31:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 189 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:09,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:31:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:09,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:31:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:09,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:09,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:09,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:09,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:09,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:09,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:09,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:09,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:09,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:09,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:09,894 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 14 proven. 36 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-10-14 07:31:09,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [503398534] [2020-10-14 07:31:09,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:31:09,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 07:31:09,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501106110] [2020-10-14 07:31:09,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:31:09,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:31:09,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:31:09,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:31:09,896 INFO L87 Difference]: Start difference. First operand 66 states and 97 transitions. Second operand 6 states. [2020-10-14 07:31:09,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:31:09,965 INFO L93 Difference]: Finished difference Result 130 states and 224 transitions. [2020-10-14 07:31:09,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 07:31:09,968 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2020-10-14 07:31:09,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:31:09,969 INFO L225 Difference]: With dead ends: 130 [2020-10-14 07:31:09,969 INFO L226 Difference]: Without dead ends: 70 [2020-10-14 07:31:09,972 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:31:09,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-10-14 07:31:09,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 62. [2020-10-14 07:31:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-10-14 07:31:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 89 transitions. [2020-10-14 07:31:09,983 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 89 transitions. Word has length 80 [2020-10-14 07:31:09,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:31:09,983 INFO L479 AbstractCegarLoop]: Abstraction has 62 states and 89 transitions. [2020-10-14 07:31:09,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:31:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2020-10-14 07:31:09,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-14 07:31:09,985 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:31:09,985 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:31:09,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:31:09,985 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:31:09,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:31:09,986 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 1 times [2020-10-14 07:31:09,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:31:09,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1988374771] [2020-10-14 07:31:09,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:31:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:09,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:11,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:11,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:11,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:11,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:14,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:14,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-14 07:31:14,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 07:31:14,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:15,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:31:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:15,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:15,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:31:15,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:15,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:15,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:15,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:15,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:15,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:31:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:15,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:16,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:31:20,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-14 07:31:20,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:31:20,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:31:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 07:31:20,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:31:20,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:20,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:31:20,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 07:31:20,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:31:20,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:31:20,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:20,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:20,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:20,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:20,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:20,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:20,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:20,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:20,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:20,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:20,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:20,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:31:20,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 527 [2020-10-14 07:31:20,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:31:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:31:20,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:20,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:31:20,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:20,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:20,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:20,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:20,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:20,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:20,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:20,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:20,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:20,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:20,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:20,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:20,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:20,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:20,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:31:20,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:20,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:20,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:20,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:20,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:20,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 38 proven. 47 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-10-14 07:31:21,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1988374771] [2020-10-14 07:31:21,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:31:21,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:31:21,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341117670] [2020-10-14 07:31:21,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:31:21,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:31:21,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:31:21,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:31:21,026 INFO L87 Difference]: Start difference. First operand 62 states and 89 transitions. Second operand 11 states. [2020-10-14 07:31:21,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:31:21,359 INFO L93 Difference]: Finished difference Result 166 states and 310 transitions. [2020-10-14 07:31:21,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 07:31:21,360 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 82 [2020-10-14 07:31:21,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:31:21,366 INFO L225 Difference]: With dead ends: 166 [2020-10-14 07:31:21,366 INFO L226 Difference]: Without dead ends: 110 [2020-10-14 07:31:21,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:31:21,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-14 07:31:21,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 101. [2020-10-14 07:31:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-14 07:31:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 171 transitions. [2020-10-14 07:31:21,391 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 171 transitions. Word has length 82 [2020-10-14 07:31:21,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:31:21,391 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 171 transitions. [2020-10-14 07:31:21,392 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:31:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 171 transitions. [2020-10-14 07:31:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-14 07:31:21,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:31:21,394 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:31:21,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:31:21,394 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:31:21,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:31:21,395 INFO L82 PathProgramCache]: Analyzing trace with hash -2011769251, now seen corresponding path program 2 times [2020-10-14 07:31:21,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:31:21,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1646132567] [2020-10-14 07:31:21,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:31:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:21,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:21,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:21,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:21,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:21,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:21,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:21,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:24,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:24,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:24,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:24,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:24,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:25,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:25,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:25,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:25,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:25,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:26,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:31:26,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-14 07:31:26,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:26,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:31:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:26,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:26,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:31:26,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:26,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:26,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:26,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:26,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:26,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:26,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:26,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:26,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:31:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:26,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:26,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:29,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:29,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:31,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:31,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 07:31:31,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-14 07:31:31,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 07:31:31,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:31,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:31,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:31,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 07:31:31,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 07:31:31,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:31,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:31,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:31,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:31,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:31,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:31,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:31,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 989 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:31:32,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:32,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:32,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:32,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:32,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:32,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:32,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:31:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:32,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:32,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:31:32,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:32,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:32,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:32,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:32,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:32,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:32,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:32,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:32,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:32,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:32,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:32,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:32,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:32,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:31:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:32,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:32,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:37,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:31:37,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 07:31:37,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:31:37,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:37,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:37,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:37,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:37,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 07:31:37,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:37,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:37,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:37,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:37,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:37,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-14 07:31:37,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:37,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:37,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:31:37,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:37,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:31:37,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:37,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:37,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:37,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:37,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:37,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:37,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:37,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:37,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:37,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:37,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:37,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:37,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:37,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:37,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:37,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:37,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:31:37,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:37,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:37,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:39,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 07:31:39,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1702 [2020-10-14 07:31:39,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:31:39,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:39,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:31:39,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:39,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:31:39,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:39,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 07:31:39,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:39,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:39,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:31:39,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:39,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:39,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:39,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:39,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:39,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:39,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:39,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:39,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:39,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:39,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:39,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:31:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:39,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:39,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:39,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:39,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:39,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:31:39,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 105 proven. 32 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-10-14 07:31:39,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1646132567] [2020-10-14 07:31:39,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:31:39,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 07:31:39,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853684177] [2020-10-14 07:31:39,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 07:31:39,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:31:39,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 07:31:39,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:31:39,596 INFO L87 Difference]: Start difference. First operand 101 states and 171 transitions. Second operand 10 states. [2020-10-14 07:31:39,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:31:39,844 INFO L93 Difference]: Finished difference Result 231 states and 492 transitions. [2020-10-14 07:31:39,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:31:39,845 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 123 [2020-10-14 07:31:39,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:31:39,849 INFO L225 Difference]: With dead ends: 231 [2020-10-14 07:31:39,849 INFO L226 Difference]: Without dead ends: 136 [2020-10-14 07:31:39,851 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:31:39,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-10-14 07:31:39,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 123. [2020-10-14 07:31:39,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-10-14 07:31:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 213 transitions. [2020-10-14 07:31:39,904 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 213 transitions. Word has length 123 [2020-10-14 07:31:39,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:31:39,905 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 213 transitions. [2020-10-14 07:31:39,905 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 07:31:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 213 transitions. [2020-10-14 07:31:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-14 07:31:39,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:31:39,913 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:31:39,913 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 07:31:39,913 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:31:39,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:31:39,914 INFO L82 PathProgramCache]: Analyzing trace with hash -11125353, now seen corresponding path program 3 times [2020-10-14 07:31:39,914 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:31:39,914 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1074291970] [2020-10-14 07:31:39,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:31:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:43,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:44,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-14 07:31:44,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 07:31:44,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:44,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:31:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:44,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:44,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:31:44,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:44,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:44,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:44,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:44,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:44,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:44,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:44,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:44,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:31:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:44,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:45,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:45,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:45,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:45,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:45,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:46,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:47,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:47,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:47,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:48,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:48,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 07:31:49,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 07:31:49,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:49,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:49,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:49,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:49,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:49,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:49,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:49,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:49,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:49,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:49,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:49,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:49,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:49,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:49,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:49,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:49,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:49,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:49,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:49,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:50,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:50,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:50,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:50,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:50,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:50,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:50,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:50,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:50,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:50,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:50,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:50,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:50,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:50,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:50,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:50,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:50,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:50,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:50,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:50,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:50,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:50,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:50,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:50,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:50,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:50,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:50,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:50,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:50,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:50,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:50,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:50,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 07:31:55,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:31:57,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:31:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2636 [2020-10-14 07:31:57,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:31:57,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 07:31:57,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:57,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:57,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:31:57,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:31:57,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:57,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:57,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:57,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:57,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:57,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:57,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:57,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:57,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:57,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:57,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:57,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:57,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:57,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:57,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:57,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:57,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:57,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:57,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:31:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:57,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:57,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 07:31:57,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:31:57,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:57,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:57,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:57,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:57,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:31:57,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:57,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:57,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:57,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:57,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:57,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:57,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:57,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:57,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:57,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:57,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:57,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:57,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:57,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:31:57,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:57,910 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 137 proven. 21 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2020-10-14 07:31:57,910 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1074291970] [2020-10-14 07:31:57,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:31:57,911 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:31:57,911 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109409881] [2020-10-14 07:31:57,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:31:57,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:31:57,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:31:57,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:31:57,912 INFO L87 Difference]: Start difference. First operand 123 states and 213 transitions. Second operand 11 states. [2020-10-14 07:31:58,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:31:58,216 INFO L93 Difference]: Finished difference Result 287 states and 653 transitions. [2020-10-14 07:31:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:31:58,217 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 122 [2020-10-14 07:31:58,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:31:58,223 INFO L225 Difference]: With dead ends: 287 [2020-10-14 07:31:58,223 INFO L226 Difference]: Without dead ends: 173 [2020-10-14 07:31:58,226 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-10-14 07:31:58,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-14 07:31:58,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 160. [2020-10-14 07:31:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-14 07:31:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 304 transitions. [2020-10-14 07:31:58,249 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 304 transitions. Word has length 122 [2020-10-14 07:31:58,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:31:58,250 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 304 transitions. [2020-10-14 07:31:58,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:31:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 304 transitions. [2020-10-14 07:31:58,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 07:31:58,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:31:58,253 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 7, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:31:58,254 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 07:31:58,254 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:31:58,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:31:58,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1422758423, now seen corresponding path program 4 times [2020-10-14 07:31:58,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:31:58,255 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1956402117] [2020-10-14 07:31:58,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:31:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:58,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:58,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:59,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:59,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:02,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:02,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:02,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:03,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-14 07:32:03,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 07:32:03,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:03,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:32:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:03,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:03,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:03,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:03,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:32:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:03,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:08,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-14 07:32:08,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 07:32:08,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 07:32:08,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:08,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:32:08,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-14 07:32:08,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 07:32:08,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:08,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:08,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:08,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:08,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:08,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:08,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:08,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:08,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:08,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:08,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:08,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:08,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:08,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:08,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:08,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:08,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:08,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:08,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:08,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:08,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:08,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:08,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:08,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:08,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:08,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:08,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:08,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:08,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:08,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:08,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:08,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:08,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:12,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:12,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:32:13,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:32:13,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 07:32:13,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:13,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:13,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:32:15,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:32:15,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2448 [2020-10-14 07:32:15,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:32:15,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 07:32:15,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:15,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:15,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:15,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:32:15,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:32:15,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:15,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:15,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:15,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:32:15,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:15,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:15,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:15,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:15,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:15,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:15,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:15,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:15,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:15,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:15,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:15,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:15,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:15,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:15,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:15,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:15,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:15,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:15,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:15,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:32:15,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:15,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:15,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:15,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:15,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:15,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:15,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:32:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:15,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:15,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:16,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:32:19,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 07:32:19,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3317 [2020-10-14 07:32:19,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:32:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:32:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 07:32:19,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:19,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:19,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:32:19,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-14 07:32:19,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:32:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:32:19,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:19,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:32:19,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:19,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:32:19,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:19,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:19,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:19,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:32:19,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:19,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:19,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:19,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:19,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:19,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:19,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:32:19,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:19,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:19,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:19,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:32:19,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:19,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:19,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:19,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:19,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:19,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:19,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:19,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:19,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:19,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:19,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:32:19,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 214 proven. 56 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-10-14 07:32:19,501 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1956402117] [2020-10-14 07:32:19,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:32:19,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:32:19,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723340971] [2020-10-14 07:32:19,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:32:19,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:32:19,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:32:19,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:32:19,502 INFO L87 Difference]: Start difference. First operand 160 states and 304 transitions. Second operand 12 states. [2020-10-14 07:32:19,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:32:19,827 INFO L93 Difference]: Finished difference Result 332 states and 750 transitions. [2020-10-14 07:32:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 07:32:19,827 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 149 [2020-10-14 07:32:19,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:32:19,831 INFO L225 Difference]: With dead ends: 332 [2020-10-14 07:32:19,831 INFO L226 Difference]: Without dead ends: 161 [2020-10-14 07:32:19,839 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2020-10-14 07:32:19,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-14 07:32:19,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 136. [2020-10-14 07:32:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-14 07:32:19,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 230 transitions. [2020-10-14 07:32:19,871 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 230 transitions. Word has length 149 [2020-10-14 07:32:19,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:32:19,873 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 230 transitions. [2020-10-14 07:32:19,874 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:32:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 230 transitions. [2020-10-14 07:32:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-14 07:32:19,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:32:19,879 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:32:19,879 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 07:32:19,879 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:32:19,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:32:19,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1807813254, now seen corresponding path program 1 times [2020-10-14 07:32:19,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:32:19,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1511342160] [2020-10-14 07:32:19,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:32:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:19,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:19,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:20,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:21,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:21,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:21,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:24,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:24,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:32:24,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-14 07:32:24,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:24,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:32:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:24,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:24,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:24,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:32:24,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:24,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:24,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:24,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:24,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:24,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:24,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:24,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:24,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:32:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:24,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:24,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:24,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:25,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:29,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:29,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:29,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-14 07:32:29,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 07:32:29,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:29,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:29,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:29,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:30,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:30,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:30,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:30,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:31,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:31,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:32:31,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1230 [2020-10-14 07:32:31,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:31,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:32:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:32:31,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:31,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:31,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:32:31,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:31,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:31,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:31,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:31,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:31,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:32:31,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:31,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:31,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:31,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:31,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:31,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:31,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:31,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:32:31,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:31,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:31,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:31,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:31,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:31,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:31,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:31,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:31,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:31,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:31,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:32:31,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:31,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:31,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:31,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:31,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:31,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:31,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:31,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:31,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:32,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:36,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 07:32:36,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-14 07:32:36,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:32:36,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:36,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:36,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:32:36,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:32:36,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:32:36,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:36,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:36,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:36,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:32:36,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 371 [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:32:36,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:36,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:36,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:36,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:37,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:37,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:32:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 655 [2020-10-14 07:32:37,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:37,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:32:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:32:37,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:37,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:37,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:37,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:37,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:32:37,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 07:32:37,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:37,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:32:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:37,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:32:37,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:37,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:37,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:37,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:37,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:32:37,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:32:37,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:37,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:37,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:37,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:37,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:32:37,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:37,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:37,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:37,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:37,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:37,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:32:37,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:37,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:37,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:37,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:37,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:32:37,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:37,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:37,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:37,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:37,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:37,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:32:37,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:37,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:37,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:37,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:37,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:37,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:37,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:37,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:37,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:37,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:37,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:32:37,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:37,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:37,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:32:37,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:32:37,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:37,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:37,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:32:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:37,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:37,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:38,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:38,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:38,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:39,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:42,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 07:32:42,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-14 07:32:42,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:32:42,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:42,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:32:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:32:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 07:32:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:42,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:42,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:42,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:43,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:43,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:43,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:43,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:32:46,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 07:32:46,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3323 [2020-10-14 07:32:46,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:32:46,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 07:32:46,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 549 [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:46,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:32:46,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:32:46,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:46,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:46,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:46,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:46,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:46,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:46,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:46,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:46,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:46,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:46,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:46,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:46,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:46,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:32:46,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:32:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:46,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:46,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:32:46,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 07:32:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:46,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:46,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:46,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:46,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:46,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 192 proven. 222 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2020-10-14 07:32:46,811 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1511342160] [2020-10-14 07:32:46,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:32:46,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-14 07:32:46,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334053107] [2020-10-14 07:32:46,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-14 07:32:46,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:32:46,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-14 07:32:46,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=395, Unknown=0, NotChecked=0, Total=462 [2020-10-14 07:32:46,814 INFO L87 Difference]: Start difference. First operand 136 states and 230 transitions. Second operand 22 states. [2020-10-14 07:32:47,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:32:47,353 INFO L93 Difference]: Finished difference Result 293 states and 570 transitions. [2020-10-14 07:32:47,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 07:32:47,354 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 163 [2020-10-14 07:32:47,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:32:47,356 INFO L225 Difference]: With dead ends: 293 [2020-10-14 07:32:47,357 INFO L226 Difference]: Without dead ends: 166 [2020-10-14 07:32:47,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=159, Invalid=833, Unknown=0, NotChecked=0, Total=992 [2020-10-14 07:32:47,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-14 07:32:47,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 141. [2020-10-14 07:32:47,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-14 07:32:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 211 transitions. [2020-10-14 07:32:47,375 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 211 transitions. Word has length 163 [2020-10-14 07:32:47,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:32:47,375 INFO L479 AbstractCegarLoop]: Abstraction has 141 states and 211 transitions. [2020-10-14 07:32:47,375 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-14 07:32:47,375 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 211 transitions. [2020-10-14 07:32:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-14 07:32:47,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:32:47,378 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:32:47,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 07:32:47,378 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:32:47,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:32:47,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1613341197, now seen corresponding path program 2 times [2020-10-14 07:32:47,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:32:47,379 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [28220740] [2020-10-14 07:32:47,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:32:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:47,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:47,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:47,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:47,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:47,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:47,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:48,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:49,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:49,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:49,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:49,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:52,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-14 07:32:52,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 07:32:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:52,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:32:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:52,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:52,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:32:52,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:52,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:52,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:52,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:52,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:52,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:52,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:52,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:52,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:32:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:52,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:52,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:54,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:55,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:55,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:55,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:55,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:57,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:57,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 07:32:57,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-14 07:32:57,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:32:57,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:57,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:57,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:57,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:32:57,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 07:32:57,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:57,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:57,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:57,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:57,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:57,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:57,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:57,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:32:58,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:32:58,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 728 [2020-10-14 07:32:58,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:32:58,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 07:32:58,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:58,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:58,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:58,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:32:58,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:32:58,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:58,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:58,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:58,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:32:58,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:58,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:58,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:58,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:58,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:58,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:58,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:58,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:58,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:58,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:58,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:58,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:58,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:58,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:58,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:58,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:58,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:58,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:58,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:58,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:58,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:58,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:58,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:32:58,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:58,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:58,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:58,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:58,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:32:58,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:58,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:32:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:58,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:58,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:59,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:59,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:33:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:33:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:33:03,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:03,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:33:03,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:33:03,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:03,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:03,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:03,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:33:03,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:03,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:33:03,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:03,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:03,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:03,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:03,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:03,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:03,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:03,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:03,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:03,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:03,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:03,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:03,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:03,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:03,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:33:03,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:33:03,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:33:03,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:33:03,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:03,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:33:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:03,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:03,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:33:03,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:03,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:33:03,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:03,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:03,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:03,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:03,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:03,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:03,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:03,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:03,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:03,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:03,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:03,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:03,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:03,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:03,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 99 proven. 76 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2020-10-14 07:33:03,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [28220740] [2020-10-14 07:33:03,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:33:03,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-14 07:33:03,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027224675] [2020-10-14 07:33:03,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-14 07:33:03,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:33:03,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-14 07:33:03,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2020-10-14 07:33:03,865 INFO L87 Difference]: Start difference. First operand 141 states and 211 transitions. Second operand 16 states. [2020-10-14 07:33:04,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:33:04,348 INFO L93 Difference]: Finished difference Result 275 states and 458 transitions. [2020-10-14 07:33:04,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 07:33:04,348 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 123 [2020-10-14 07:33:04,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:33:04,350 INFO L225 Difference]: With dead ends: 275 [2020-10-14 07:33:04,351 INFO L226 Difference]: Without dead ends: 100 [2020-10-14 07:33:04,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=615, Unknown=0, NotChecked=0, Total=756 [2020-10-14 07:33:04,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-10-14 07:33:04,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 85. [2020-10-14 07:33:04,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-14 07:33:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 115 transitions. [2020-10-14 07:33:04,364 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 115 transitions. Word has length 123 [2020-10-14 07:33:04,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:33:04,364 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 115 transitions. [2020-10-14 07:33:04,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-14 07:33:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 115 transitions. [2020-10-14 07:33:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-14 07:33:04,366 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:33:04,366 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 8, 8, 7, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:33:04,366 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 07:33:04,367 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:33:04,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:33:04,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1617652082, now seen corresponding path program 3 times [2020-10-14 07:33:04,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:33:04,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [332038222] [2020-10-14 07:33:04,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:33:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:04,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:04,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:05,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:05,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:05,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:05,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:05,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:07,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:07,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:07,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:08,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:09,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-14 07:33:09,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 36 [2020-10-14 07:33:09,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-14 07:33:09,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:09,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:09,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:33:09,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 07:33:09,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 07:33:09,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:09,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:33:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:09,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:09,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:33:09,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:09,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:09,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:09,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:09,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:09,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:09,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:09,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:09,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:33:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:09,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:09,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:10,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:10,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:10,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:11,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:12,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:12,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:13,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:13,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:14,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-14 07:33:14,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-14 07:33:14,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:33:14,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:14,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:14,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:33:14,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-14 07:33:14,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 07:33:14,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:14,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:14,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:14,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:15,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:15,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:17,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:17,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:17,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:17,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:18,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:18,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:18,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:18,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:18,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:18,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 07:33:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:19,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:19,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:19,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:19,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:19,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:19,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:19,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:19,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:19,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:19,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:19,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:19,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:33:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 320 [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:33:19,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:33:19,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 07:33:19,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:33:19,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:33:19,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:33:19,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:33:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 07:33:19,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:19,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:33:19,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:33:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:33:19,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:19,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:19,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:19,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:19,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:19,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:19,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:33:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:19,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:33:19,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:33:19,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:33:19,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:33:19,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:33:19,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:19,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:19,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:19,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:19,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:19,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:19,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:19,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:33:19,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 07:33:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:19,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:19,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:19,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:19,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:19,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:19,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:19,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:19,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:20,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:20,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:20,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:20,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:20,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:20,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:20,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:20,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:20,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:20,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:20,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:20,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:20,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:20,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:20,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:20,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:20,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 101 proven. 73 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-10-14 07:33:20,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [332038222] [2020-10-14 07:33:20,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:33:20,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:33:20,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973416447] [2020-10-14 07:33:20,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:33:20,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:33:20,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:33:20,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:33:20,026 INFO L87 Difference]: Start difference. First operand 85 states and 115 transitions. Second operand 9 states. [2020-10-14 07:33:20,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:33:20,205 INFO L93 Difference]: Finished difference Result 158 states and 232 transitions. [2020-10-14 07:33:20,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:33:20,206 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 137 [2020-10-14 07:33:20,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:33:20,207 INFO L225 Difference]: With dead ends: 158 [2020-10-14 07:33:20,208 INFO L226 Difference]: Without dead ends: 82 [2020-10-14 07:33:20,209 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:33:20,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-10-14 07:33:20,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-10-14 07:33:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-14 07:33:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 102 transitions. [2020-10-14 07:33:20,216 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 102 transitions. Word has length 137 [2020-10-14 07:33:20,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:33:20,217 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 102 transitions. [2020-10-14 07:33:20,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:33:20,217 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2020-10-14 07:33:20,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-14 07:33:20,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:33:20,219 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:33:20,219 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 07:33:20,219 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:33:20,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:33:20,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1646638408, now seen corresponding path program 1 times [2020-10-14 07:33:20,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:33:20,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [161716995] [2020-10-14 07:33:20,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:33:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:20,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:20,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:25,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-14 07:33:25,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 07:33:25,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 07:33:25,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:25,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:33:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 07:33:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-14 07:33:25,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:25,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:33:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:25,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:25,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:25,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:33:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:25,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:25,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:26,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:27,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:28,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:28,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:28,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:28,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:28,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:28,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:29,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:29,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:29,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:29,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:29,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:33:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-14 07:33:30,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:30,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:30,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:30,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:31,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:33,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:33,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:33,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:34,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:35,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:33:35,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-14 07:33:35,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:33:35,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:35,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:33:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:33:35,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-14 07:33:35,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:35,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:35,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:35,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:35,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:33:35,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:35,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:35,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:35,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:35,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:33:35,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:33:35,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:35,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:35,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:33:35,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:35,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:33:35,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:35,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:35,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:35,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:35,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:35,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:33:35,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:35,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:35,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:33:35,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:35,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:33:35,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:35,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:35,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:35,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:35,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:33:35,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:35,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:35,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:35,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:35,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:35,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:33:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:35,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:35,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 558 [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:33:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:33:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:33:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:36,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:36,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:36,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:36,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:33:36,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:36,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:36,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:36,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:36,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:36,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:36,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:36,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:36,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:36,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:36,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:36,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:36,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:36,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:36,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:36,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:36,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:36,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:36,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:36,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:33:36,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:36,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 07:33:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:36,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:36,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:37,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:37,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:33:37,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 07:33:37,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1216 [2020-10-14 07:33:37,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:37,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:37,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:33:37,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:33:37,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 07:33:37,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:37,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:37,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:37,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:37,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:37,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:37,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:37,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:38,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:38,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:33:38,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 628 [2020-10-14 07:33:38,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:38,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:38,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:33:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:33:38,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:38,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:38,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:38,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:38,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:33:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 07:33:38,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:38,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:33:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:33:38,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:38,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:38,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:38,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:33:38,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:38,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:38,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:38,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:38,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:38,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:38,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:38,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:38,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:33:38,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:38,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:38,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:38,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:38,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:38,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:33:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:38,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:38,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:38,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:38,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:38,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:38,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:38,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:38,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:38,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:38,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:38,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 150 proven. 155 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-14 07:33:38,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [161716995] [2020-10-14 07:33:38,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:33:38,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-14 07:33:38,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483925551] [2020-10-14 07:33:38,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-14 07:33:38,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:33:38,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-14 07:33:38,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-10-14 07:33:38,288 INFO L87 Difference]: Start difference. First operand 79 states and 102 transitions. Second operand 20 states. [2020-10-14 07:33:38,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:33:38,993 INFO L93 Difference]: Finished difference Result 170 states and 254 transitions. [2020-10-14 07:33:38,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-14 07:33:38,993 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 137 [2020-10-14 07:33:38,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:33:38,995 INFO L225 Difference]: With dead ends: 170 [2020-10-14 07:33:38,995 INFO L226 Difference]: Without dead ends: 97 [2020-10-14 07:33:38,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=220, Invalid=1112, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 07:33:38,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-10-14 07:33:39,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 91. [2020-10-14 07:33:39,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-14 07:33:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 113 transitions. [2020-10-14 07:33:39,007 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 113 transitions. Word has length 137 [2020-10-14 07:33:39,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:33:39,007 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 113 transitions. [2020-10-14 07:33:39,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-14 07:33:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 113 transitions. [2020-10-14 07:33:39,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-14 07:33:39,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:33:39,009 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] [2020-10-14 07:33:39,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 07:33:39,009 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:33:39,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:33:39,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1540036056, now seen corresponding path program 4 times [2020-10-14 07:33:39,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:33:39,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [701128385] [2020-10-14 07:33:39,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:33:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:39,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:39,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:39,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:39,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:39,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:43,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:43,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:44,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 07:33:44,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 07:33:44,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:33:44,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:44,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:33:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:33:44,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-10-14 07:33:44,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:44,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:33:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:44,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:44,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:33:44,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:44,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:44,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:44,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:44,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:44,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:44,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:44,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:44,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:33:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:44,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:44,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:49,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:49,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 07:33:49,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 07:33:49,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:49,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:49,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:49,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:49,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:49,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:49,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:33:54,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 07:33:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:54,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:33:54,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-14 07:33:54,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:33:54,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:33:54,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:54,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:33:54,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-14 07:33:54,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:33:54,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:33:54,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:54,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:33:54,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:54,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:33:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:54,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:54,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:54,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:33:54,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:33:54,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:33:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:54,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:33:54,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:54,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:33:54,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:54,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:54,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:54,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:33:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:33:54,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:33:54,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:33:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:33:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:33:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:33:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:33:54,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:33:54,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:54,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:33:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:54,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:54,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:54,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:54,527 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 27 proven. 103 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2020-10-14 07:33:54,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [701128385] [2020-10-14 07:33:54,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:33:54,528 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:33:54,528 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104814195] [2020-10-14 07:33:54,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:33:54,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:33:54,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:33:54,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:33:54,530 INFO L87 Difference]: Start difference. First operand 91 states and 113 transitions. Second operand 11 states. [2020-10-14 07:33:54,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:33:54,697 INFO L93 Difference]: Finished difference Result 101 states and 124 transitions. [2020-10-14 07:33:54,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 07:33:54,698 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 109 [2020-10-14 07:33:54,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:33:54,700 INFO L225 Difference]: With dead ends: 101 [2020-10-14 07:33:54,700 INFO L226 Difference]: Without dead ends: 97 [2020-10-14 07:33:54,700 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2020-10-14 07:33:54,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-10-14 07:33:54,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 91. [2020-10-14 07:33:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-14 07:33:54,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 112 transitions. [2020-10-14 07:33:54,707 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 112 transitions. Word has length 109 [2020-10-14 07:33:54,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:33:54,708 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 112 transitions. [2020-10-14 07:33:54,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:33:54,708 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 112 transitions. [2020-10-14 07:33:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-10-14 07:33:54,713 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:33:54,713 INFO L422 BasicCegarLoop]: trace histogram [26, 26, 25, 25, 21, 20, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 8, 8, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:33:54,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 07:33:54,714 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:33:54,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:33:54,714 INFO L82 PathProgramCache]: Analyzing trace with hash -737664488, now seen corresponding path program 5 times [2020-10-14 07:33:54,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:33:54,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1554331851] [2020-10-14 07:33:54,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:33:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:54,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:54,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:55,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:59,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 462 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 257 [2020-10-14 07:33:59,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:33:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:59,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:59,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:33:59,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:33:59,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:33:59,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:33:59,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:33:59,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:33:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:33:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:33:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:33:59,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:33:59,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:33:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:33:59,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:59,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:59,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:33:59,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:00,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:03,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:03,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:03,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:04,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-14 07:34:04,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:04,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:04,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:04,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:05,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:05,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:05,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:05,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:05,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:05,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:06,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:07,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:07,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:07,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:09,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:09,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-14 07:34:09,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:09,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:09,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:09,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:09,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:09,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:09,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:09,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:10,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:14,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:34:14,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-14 07:34:14,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:34:14,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:14,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:14,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:34:14,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:14,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 07:34:14,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:14,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:14,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:14,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:34:14,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:14,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:34:14,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:14,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:14,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:34:14,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:14,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:34:14,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:14,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:14,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:14,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:34:14,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:14,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:34:14,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:14,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:14,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:14,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:14,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:14,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:14,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:14,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:34:14,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:14,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:14,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:14,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:34:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:14,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:14,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:34:14,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:14,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:34:14,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:14,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:14,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:14,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:14,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:34:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:14,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:14,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:14,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:14,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:34:14,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:14,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:14,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:14,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:14,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:14,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:14,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:34:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:14,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:14,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:15,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:34:15,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:34:15,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-14 07:34:15,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:15,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:34:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:34:15,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:15,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:15,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:15,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:15,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:34:15,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:15,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:15,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:34:15,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:15,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:34:15,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:15,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:34:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:15,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:15,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:15,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:34:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:15,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:34:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:15,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:15,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 07:34:20,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:20,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:34:20,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:34:20,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:34:20,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:34:20,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:34:20,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:34:20,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:34:20,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:34:20,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:20,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:34:20,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:34:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:34:20,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:34:20,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:34:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:20,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:34:20,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:34:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:34:20,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:34:20,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:20,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:34:20,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:34:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:34:20,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:34:20,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:34:20,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:34:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:34:20,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:34:20,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 146 [2020-10-14 07:34:20,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:34:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:34:20,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:20,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:34:20,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:34:20,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:34:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:34:20,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:20,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:20,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:34:20,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:20,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:34:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:34:20,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:34:20,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:34:20,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:34:20,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:34:20,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:20,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:34:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:20,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:34:20,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:34:20,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:34:20,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:20,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:20,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:34:20,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:34:20,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:34:20,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:20,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 07:34:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:20,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:20,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:22,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:23,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:23,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:24,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:34:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:34:25,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-14 07:34:25,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:34:25,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:34:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:34:25,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:34:25,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking...