/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_10-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:28:23,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:28:23,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:28:23,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:28:23,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:28:23,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:28:23,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:28:23,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:28:23,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:28:23,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:28:23,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:28:23,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:28:23,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:28:23,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:28:23,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:28:23,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:28:23,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:28:23,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:28:23,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:28:23,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:28:23,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:28:23,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:28:23,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:28:23,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:28:23,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:28:23,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:28:23,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:28:23,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:28:23,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:28:23,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:28:23,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:28:23,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:28:23,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:28:23,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:28:23,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:28:23,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:28:23,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:28:23,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:28:23,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:28:23,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:28:23,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:28:23,888 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 07:28:23,938 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:28:23,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:28:23,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:28:23,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:28:23,941 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:28:23,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:28:23,941 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:28:23,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:28:23,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:28:23,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:28:23,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:28:23,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:28:23,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:28:23,942 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:28:23,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:28:23,943 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:28:23,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:28:23,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:28:23,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:28:23,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:28:23,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:28:23,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:28:23,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:28:23,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:28:23,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:28:23,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:28:23,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:28:23,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:28:23,946 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:28:23,946 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 07:28:24,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:28:24,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:28:24,294 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:28:24,296 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:28:24,296 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:28:24,297 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-10-14 07:28:24,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71de37606/8d47d4679a5744768ef4394d4803288d/FLAGcbe2078c3 [2020-10-14 07:28:24,874 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:28:24,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-10-14 07:28:24,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71de37606/8d47d4679a5744768ef4394d4803288d/FLAGcbe2078c3 [2020-10-14 07:28:25,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71de37606/8d47d4679a5744768ef4394d4803288d [2020-10-14 07:28:25,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:28:25,256 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:28:25,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:28:25,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:28:25,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:28:25,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e2873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25, skipping insertion in model container [2020-10-14 07:28:25,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:28:25,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:28:25,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:28:25,491 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:28:25,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:28:25,525 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:28:25,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25 WrapperNode [2020-10-14 07:28:25,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:28:25,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:28:25,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:28:25,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:28:25,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (1/1) ... [2020-10-14 07:28:25,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:28:25,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:28:25,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:28:25,648 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:28:25,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (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 07:28:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:28:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:28:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-14 07:28:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-14 07:28:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:28:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:28:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:28:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-14 07:28:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-14 07:28:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:28:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:28:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:28:25,927 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:28:25,927 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 07:28:25,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:28:25 BoogieIcfgContainer [2020-10-14 07:28:25,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:28:25,933 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:28:25,933 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:28:25,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:28:25,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:28:25" (1/3) ... [2020-10-14 07:28:25,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d42dd37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:28:25, skipping insertion in model container [2020-10-14 07:28:25,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:28:25" (2/3) ... [2020-10-14 07:28:25,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d42dd37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:28:25, skipping insertion in model container [2020-10-14 07:28:25,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:28:25" (3/3) ... [2020-10-14 07:28:25,942 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-1.c [2020-10-14 07:28:25,954 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:28:25,962 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:28:25,978 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:28:26,008 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:28:26,009 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:28:26,009 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:28:26,009 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:28:26,009 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:28:26,009 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:28:26,009 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:28:26,009 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:28:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-14 07:28:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-14 07:28:26,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:26,055 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:28:26,055 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:26,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:26,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-10-14 07:28:26,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:26,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2093184384] [2020-10-14 07:28:26,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:26,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:26,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:26,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:28:26,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:26,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-14 07:28:26,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:26,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:28:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:28:26,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:28:26,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:26,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:26,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:26,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:26,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:26,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:28:26,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:26,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:26,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:26,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:26,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:26,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:26,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:26,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:26,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:26,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:26,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:26,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 07:28:26,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:26,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:28:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:28:26,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:26,575 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 07:28:26,576 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2093184384] [2020-10-14 07:28:26,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:28:26,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:28:26,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352566789] [2020-10-14 07:28:26,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:28:26,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:26,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:28:26,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:28:26,603 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-10-14 07:28:26,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:26,713 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-10-14 07:28:26,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:28:26,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-14 07:28:26,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:26,728 INFO L225 Difference]: With dead ends: 44 [2020-10-14 07:28:26,728 INFO L226 Difference]: Without dead ends: 30 [2020-10-14 07:28:26,732 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 07:28:26,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-14 07:28:26,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-14 07:28:26,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-14 07:28:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-14 07:28:26,787 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-10-14 07:28:26,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:26,788 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-14 07:28:26,788 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:28:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-14 07:28:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-14 07:28:26,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:26,791 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:28:26,791 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:28:26,791 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:26,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:26,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-10-14 07:28:26,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:26,793 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839673963] [2020-10-14 07:28:26,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:26,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:26,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:26,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 07:28:26,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:26,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 07:28:26,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:26,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:26,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:28:26,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:26,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:26,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:26,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:26,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:26,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:26,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:26,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:26,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:28:26,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:26,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:26,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:26,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:26,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:26,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:26,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:26,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:26,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:26,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:28:26,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:26,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 07:28:26,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:26,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:26,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:28:26,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:26,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:26,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:26,951 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 07:28:26,952 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [839673963] [2020-10-14 07:28:26,952 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:28:26,952 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:28:26,952 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091417513] [2020-10-14 07:28:26,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:28:26,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:26,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:28:26,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:28:26,956 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-10-14 07:28:27,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:27,025 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-10-14 07:28:27,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:28:27,026 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-14 07:28:27,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:27,027 INFO L225 Difference]: With dead ends: 36 [2020-10-14 07:28:27,028 INFO L226 Difference]: Without dead ends: 32 [2020-10-14 07:28:27,029 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 07:28:27,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-14 07:28:27,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-14 07:28:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-14 07:28:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-14 07:28:27,039 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-10-14 07:28:27,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:27,039 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-14 07:28:27,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:28:27,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-14 07:28:27,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-14 07:28:27,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:27,042 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 07:28:27,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:28:27,042 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:27,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:27,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-10-14 07:28:27,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:27,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1881840581] [2020-10-14 07:28:27,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:27,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:27,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:28:27,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:28:27,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 598 [2020-10-14 07:28:27,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:27,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:28:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 07:28:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:27,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:27,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:27,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:27,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:27,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:27,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:27,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:27,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:27,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:27,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:27,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:28:27,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:28:27,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 160 [2020-10-14 07:28:27,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:27,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:28:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:27,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 07:28:27,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:27,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:27,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:27,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:27,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:28:27,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:27,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:27,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:27,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:28:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:27,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:27,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:27,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:27,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:27,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:28:27,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:27,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:27,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:28:27,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:27,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:28:27,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:27,933 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 07:28:27,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1881840581] [2020-10-14 07:28:27,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:28:27,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 07:28:27,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003122962] [2020-10-14 07:28:27,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:28:27,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:27,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:28:27,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:28:27,936 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-10-14 07:28:28,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:28,059 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2020-10-14 07:28:28,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:28:28,060 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-10-14 07:28:28,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:28,062 INFO L225 Difference]: With dead ends: 41 [2020-10-14 07:28:28,062 INFO L226 Difference]: Without dead ends: 37 [2020-10-14 07:28:28,063 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 07:28:28,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-14 07:28:28,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2020-10-14 07:28:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-14 07:28:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-14 07:28:28,074 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 26 [2020-10-14 07:28:28,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:28,075 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-14 07:28:28,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:28:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-14 07:28:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-14 07:28:28,077 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:28,077 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 07:28:28,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:28:28,078 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:28,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:28,078 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-10-14 07:28:28,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:28,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [482488505] [2020-10-14 07:28:28,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 07:28:28,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:28:28,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-14 07:28:28,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:28:28,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:28,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:28:28,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:28,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:28,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:28,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:28,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:28,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:28,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:28,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:28,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:28:28,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:28:28,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-14 07:28:28,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:28:28,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:28,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:28:28,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:28,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:28:28,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:28,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:28:28,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:28:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:28,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:28,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:28:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:28,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:28,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:28:28,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:28,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:28,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:28,497 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 07:28:28,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [482488505] [2020-10-14 07:28:28,498 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:28:28,499 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:28:28,499 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083160620] [2020-10-14 07:28:28,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:28:28,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:28,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:28:28,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:28:28,501 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-14 07:28:28,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:28,618 INFO L93 Difference]: Finished difference Result 42 states and 53 transitions. [2020-10-14 07:28:28,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:28:28,619 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-14 07:28:28,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:28,621 INFO L225 Difference]: With dead ends: 42 [2020-10-14 07:28:28,621 INFO L226 Difference]: Without dead ends: 38 [2020-10-14 07:28:28,622 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 07:28:28,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-10-14 07:28:28,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2020-10-14 07:28:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-14 07:28:28,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-14 07:28:28,631 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 27 [2020-10-14 07:28:28,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:28,631 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-14 07:28:28,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:28:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-14 07:28:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-14 07:28:28,633 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:28,633 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 07:28:28,633 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:28:28,634 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:28,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:28,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1725129826, now seen corresponding path program 1 times [2020-10-14 07:28:28,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:28,635 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1417298076] [2020-10-14 07:28:28,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:28:28,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:28:28,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 182 [2020-10-14 07:28:28,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:28:28,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:28:28,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:28,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:28,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:28,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:28,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:28,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:28,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:28,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:28,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:28,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:28,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:28,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:28,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:28,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:29,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:28:29,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:28:29,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-14 07:28:29,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:29,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:28:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:29,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:28:29,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:29,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:29,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:29,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:28:29,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:29,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:28:29,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:29,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:29,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:28:29,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:29,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:29,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:29,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:28:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:29,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:29,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:28:29,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:29,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:28:29,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:29,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:29,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:29,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:29,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:28:29,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:29,180 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 07:28:29,180 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1417298076] [2020-10-14 07:28:29,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:28:29,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:28:29,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869207496] [2020-10-14 07:28:29,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:28:29,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:29,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:28:29,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:28:29,183 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-14 07:28:29,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:29,357 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2020-10-14 07:28:29,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:28:29,358 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-14 07:28:29,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:29,360 INFO L225 Difference]: With dead ends: 49 [2020-10-14 07:28:29,360 INFO L226 Difference]: Without dead ends: 45 [2020-10-14 07:28:29,361 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 07:28:29,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-14 07:28:29,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2020-10-14 07:28:29,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-14 07:28:29,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-14 07:28:29,370 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 28 [2020-10-14 07:28:29,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:29,371 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-14 07:28:29,371 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:28:29,371 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-14 07:28:29,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:28:29,373 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:29,374 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 07:28:29,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:28:29,374 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:29,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:29,375 INFO L82 PathProgramCache]: Analyzing trace with hash -910208130, now seen corresponding path program 1 times [2020-10-14 07:28:29,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:29,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1414142743] [2020-10-14 07:28:29,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:29,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:29,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:30,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:30,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:32,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:32,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:32,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:32,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:34,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 07:28:34,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:28:34,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:28:34,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:34,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 07:28:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:34,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:34,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:34,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:34,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:34,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:34,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:34,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:34,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:34,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:34,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:34,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:34,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:34,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:34,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:35,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:36,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:36,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:28:39,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:28:39,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:28:39,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:39,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-14 07:28:39,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:39,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:28:39,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:28:39,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:28:39,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:39,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:39,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:39,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:39,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:39,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:39,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:39,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:39,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:39,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:28:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:39,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:39,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:39,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:39,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:39,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:28:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:28:39,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:39,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:28:39,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:28:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:39,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:39,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:39,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:28:39,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:28:39,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:39,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:28:39,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:28:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:39,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:39,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:39,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:39,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:39,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:28:39,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:39,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:39,543 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-14 07:28:39,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1414142743] [2020-10-14 07:28:39,545 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:28:39,545 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 07:28:39,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920798535] [2020-10-14 07:28:39,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:28:39,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:39,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:28:39,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:28:39,548 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 6 states. [2020-10-14 07:28:39,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:39,634 INFO L93 Difference]: Finished difference Result 68 states and 98 transitions. [2020-10-14 07:28:39,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 07:28:39,634 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2020-10-14 07:28:39,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:39,636 INFO L225 Difference]: With dead ends: 68 [2020-10-14 07:28:39,636 INFO L226 Difference]: Without dead ends: 39 [2020-10-14 07:28:39,637 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 07:28:39,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-14 07:28:39,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2020-10-14 07:28:39,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-14 07:28:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-14 07:28:39,645 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 52 [2020-10-14 07:28:39,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:39,645 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-14 07:28:39,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:28:39,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-14 07:28:39,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-14 07:28:39,647 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:39,648 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 07:28:39,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:28:39,648 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:39,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:39,649 INFO L82 PathProgramCache]: Analyzing trace with hash 794281190, now seen corresponding path program 1 times [2020-10-14 07:28:39,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:39,649 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [153766148] [2020-10-14 07:28:39,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:39,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:39,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:42,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:42,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:43,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:43,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:44,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-14 07:28:44,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:28:44,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:28:44,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:44,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:44,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:28:44,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:44,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 07:28:44,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:44,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:44,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:44,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:44,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:44,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:28:44,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:44,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:44,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:44,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:44,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:44,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:44,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:44,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:44,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:47,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:47,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:47,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:47,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:28:49,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:28:49,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:28:49,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:28:49,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:28:49,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 07:28:49,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:49,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:49,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:28:49,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:49,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:28:49,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:28:49,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:49,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:28:49,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:49,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:49,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:28:49,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:49,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:28:49,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:49,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:49,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:49,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:49,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:28:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:49,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:49,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:49,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:28:49,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:49,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:49,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:49,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:28:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:49,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:28:49,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:28:49,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-14 07:28:49,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:28:49,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:49,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:28:49,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:49,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:28:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:49,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:28:49,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:49,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:28:49,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:28:49,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:49,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:49,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:28:49,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:28:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:49,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:49,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:49,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:28:49,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:49,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:28:49,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:49,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:28:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:28:49,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:28:50,016 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-14 07:28:50,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [153766148] [2020-10-14 07:28:50,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:28:50,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:28:50,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842948458] [2020-10-14 07:28:50,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:28:50,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:28:50,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:28:50,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:28:50,021 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 9 states. [2020-10-14 07:28:50,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:28:50,236 INFO L93 Difference]: Finished difference Result 49 states and 65 transitions. [2020-10-14 07:28:50,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:28:50,236 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-14 07:28:50,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:28:50,239 INFO L225 Difference]: With dead ends: 49 [2020-10-14 07:28:50,239 INFO L226 Difference]: Without dead ends: 45 [2020-10-14 07:28:50,240 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 07:28:50,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-14 07:28:50,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 38. [2020-10-14 07:28:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-10-14 07:28:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2020-10-14 07:28:50,253 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 48 transitions. Word has length 54 [2020-10-14 07:28:50,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:28:50,253 INFO L479 AbstractCegarLoop]: Abstraction has 38 states and 48 transitions. [2020-10-14 07:28:50,253 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:28:50,254 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2020-10-14 07:28:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-14 07:28:50,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:28:50,260 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 07:28:50,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:28:50,260 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:28:50,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:28:50,261 INFO L82 PathProgramCache]: Analyzing trace with hash 148008126, now seen corresponding path program 1 times [2020-10-14 07:28:50,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:28:50,262 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1366040588] [2020-10-14 07:28:50,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:28:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:50,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:50,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:52,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:52,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:52,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:55,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:28:55,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 07:28:55,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:28:55,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:28:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:55,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:28:55,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:28:55,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:28:55,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:28:55,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:28:55,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:28:55,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:28:55,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:28:55,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:28:55,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:28:55,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:28:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:28:55,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:55,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:56,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:57,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:28:57,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-14 07:29:00,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 07:29:00,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 07:29:00,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:29:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:29:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 07:29:00,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:00,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:29:00,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:29:00,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 07:29:00,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:29:00,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:00,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:29:00,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:00,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:00,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:00,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:00,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:00,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:00,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:00,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:00,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:00,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:00,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:29:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:29:00,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:29:00,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-14 07:29:00,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:29:00,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:00,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 07:29:00,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:00,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:00,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:29:00,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:29:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:29:00,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:00,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:00,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:00,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:00,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:29:00,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:00,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:00,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:00,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:29:00,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-14 07:29:00,526 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1366040588] [2020-10-14 07:29:00,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:29:00,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 07:29:00,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664566396] [2020-10-14 07:29:00,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:29:00,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:29:00,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:29:00,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:29:00,528 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. Second operand 8 states. [2020-10-14 07:29:00,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:29:00,690 INFO L93 Difference]: Finished difference Result 66 states and 96 transitions. [2020-10-14 07:29:00,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:29:00,690 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-14 07:29:00,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:29:00,692 INFO L225 Difference]: With dead ends: 66 [2020-10-14 07:29:00,692 INFO L226 Difference]: Without dead ends: 62 [2020-10-14 07:29:00,693 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:29:00,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-14 07:29:00,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 57. [2020-10-14 07:29:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-14 07:29:00,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 83 transitions. [2020-10-14 07:29:00,703 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 83 transitions. Word has length 56 [2020-10-14 07:29:00,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:29:00,703 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 83 transitions. [2020-10-14 07:29:00,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:29:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2020-10-14 07:29:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-14 07:29:00,705 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:29:00,705 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:29:00,706 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:29:00,706 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:29:00,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:29:00,706 INFO L82 PathProgramCache]: Analyzing trace with hash -762502466, now seen corresponding path program 1 times [2020-10-14 07:29:00,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:29:00,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484786097] [2020-10-14 07:29:00,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:29:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:00,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:00,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:02,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:02,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:02,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:05,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-14 07:29:05,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 07:29:05,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:29:05,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:05,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:05,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:05,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 07:29:05,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:29:05,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:05,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:29:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:05,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:05,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:29:05,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:05,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:05,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:05,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:05,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:05,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:05,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:05,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:05,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:29:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:05,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:05,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:06,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:06,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:07,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:08,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:09,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:09,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:09,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:09,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:10,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-14 07:29:10,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-14 07:29:10,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-14 07:29:10,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:10,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:10,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:10,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 07:29:10,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:29:10,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:10,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:10,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:10,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:11,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:11,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:29:14,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 07:29:14,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3629 [2020-10-14 07:29:14,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:14,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:29:14,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:29:14,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:29:14,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:14,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:14,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:29:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:14,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:14,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:14,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:14,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:29:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:29:14,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:14,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:14,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:14,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:14,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:14,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:29:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:14,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:14,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:14,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:14,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:14,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:14,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:14,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:29:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:14,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:14,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:15,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:15,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3243 [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:17,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-14 07:29:17,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:29:17,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:17,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:29:17,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:29:17,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:29:17,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:17,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:17,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:17,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:17,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:17,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:17,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:17,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:17,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:29:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:17,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:17,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:17,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:17,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:17,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:17,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:17,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:29:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 07:29:17,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:17,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:29:17,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:17,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:29:17,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:29:17,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:17,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:17,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:17,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:29:17,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:29:17,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:29:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:29:17,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:17,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:29:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:17,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:17,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:17,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:17,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:17,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:17,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:17,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:29:17,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:17,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:17,811 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2020-10-14 07:29:17,817 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484786097] [2020-10-14 07:29:17,817 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:29:17,818 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 07:29:17,818 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770760387] [2020-10-14 07:29:17,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:29:17,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:29:17,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:29:17,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:29:17,819 INFO L87 Difference]: Start difference. First operand 57 states and 83 transitions. Second operand 6 states. [2020-10-14 07:29:17,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:29:17,881 INFO L93 Difference]: Finished difference Result 112 states and 193 transitions. [2020-10-14 07:29:17,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 07:29:17,882 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2020-10-14 07:29:17,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:29:17,884 INFO L225 Difference]: With dead ends: 112 [2020-10-14 07:29:17,884 INFO L226 Difference]: Without dead ends: 61 [2020-10-14 07:29:17,886 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 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 07:29:17,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-10-14 07:29:17,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 53. [2020-10-14 07:29:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-14 07:29:17,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 74 transitions. [2020-10-14 07:29:17,895 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 74 transitions. Word has length 104 [2020-10-14 07:29:17,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:29:17,895 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 74 transitions. [2020-10-14 07:29:17,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:29:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2020-10-14 07:29:17,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-14 07:29:17,897 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:29:17,897 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:29:17,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:29:17,897 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:29:17,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:29:17,898 INFO L82 PathProgramCache]: Analyzing trace with hash -152987330, now seen corresponding path program 1 times [2020-10-14 07:29:17,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:29:17,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [7377901] [2020-10-14 07:29:17,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:29:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:17,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:17,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:18,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:18,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:18,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:18,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:19,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:19,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:19,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:19,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:22,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:22,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-14 07:29:22,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 07:29:22,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5043 [2020-10-14 07:29:22,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:22,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:22,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:29:22,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 07:29:22,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 07:29:22,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:22,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:29:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:22,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:22,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:22,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:29:22,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:22,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:22,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:22,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:22,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:22,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:22,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:22,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:22,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:29:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:22,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:22,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:23,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:24,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:24,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:24,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:27,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:27,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 07:29:27,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 07:29:27,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:29:27,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:27,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:27,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:29:27,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:29:27,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:29:27,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:27,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:27,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:28,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1636 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:29:29,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:29,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:29:29,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:29,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:29,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:29,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:29:29,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:29,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:29,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:29:29,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:29,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:29,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:29,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:29,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:29:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:29:29,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:29,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:29:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:29:29,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:29:29,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:29,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:29,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:29:29,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:29:29,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:29:29,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:29,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:29,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:29,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:29,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:29:29,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:29,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:29:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:29:29,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:29,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:29:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:29,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:29,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:30,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:30,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:30,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3188 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-14 07:29:33,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:33,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:33,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:33,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:33,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:33,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:33,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:33,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:33,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:33,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:33,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:33,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:33,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:33,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:33,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:29:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:33,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:33,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:33,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:33,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:33,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:33,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:33,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:33,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:33,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:33,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:33,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:33,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:33,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 37 proven. 106 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-10-14 07:29:33,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [7377901] [2020-10-14 07:29:33,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:29:33,092 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:29:33,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088334661] [2020-10-14 07:29:33,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:29:33,093 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:29:33,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:29:33,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:29:33,094 INFO L87 Difference]: Start difference. First operand 53 states and 74 transitions. Second operand 11 states. [2020-10-14 07:29:33,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:29:33,380 INFO L93 Difference]: Finished difference Result 118 states and 211 transitions. [2020-10-14 07:29:33,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:29:33,381 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 108 [2020-10-14 07:29:33,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:29:33,382 INFO L225 Difference]: With dead ends: 118 [2020-10-14 07:29:33,383 INFO L226 Difference]: Without dead ends: 62 [2020-10-14 07:29:33,384 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:29:33,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-14 07:29:33,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 54. [2020-10-14 07:29:33,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-10-14 07:29:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 73 transitions. [2020-10-14 07:29:33,393 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 73 transitions. Word has length 108 [2020-10-14 07:29:33,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:29:33,393 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 73 transitions. [2020-10-14 07:29:33,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:29:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2020-10-14 07:29:33,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-14 07:29:33,395 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:29:33,395 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:29:33,395 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:29:33,395 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:29:33,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:29:33,396 INFO L82 PathProgramCache]: Analyzing trace with hash -2009524188, now seen corresponding path program 1 times [2020-10-14 07:29:33,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:29:33,396 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1743990444] [2020-10-14 07:29:33,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:29:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:33,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:33,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:34,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 178 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:29:38,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:38,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:29:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:38,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:38,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:29:38,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:38,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:38,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:38,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:38,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:38,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:38,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:38,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:38,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:29:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:38,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:38,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:39,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:40,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:43,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-14 07:29:43,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-14 07:29:43,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 07:29:43,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:43,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:29:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:29:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:29:43,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:43,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:43,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:43,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:48,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:48,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:29:48,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:48,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:48,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:48,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:48,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:48,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:48,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 07:29:49,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:29:49,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 505 [2020-10-14 07:29:49,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:29:49,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:29:49,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:49,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:29:49,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:49,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:49,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:49,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:49,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:49,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:49,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:49,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:49,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:49,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:49,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:49,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:49,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:29:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:49,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:29:49,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:49,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:29:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:29:49,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:29:49,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:49,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:29:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:29:49,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:49,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:49,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:49,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:49,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:29:49,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:49,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:29:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:29:49,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:49,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 07:29:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:49,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:49,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:53,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 07:29:54,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:29:54,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:29:54,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-14 07:29:54,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:54,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 07:29:54,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:29:54,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 283 [2020-10-14 07:29:54,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:54,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:54,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:54,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:54,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:54,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:54,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:29:54,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:54,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:54,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:29:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:54,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:29:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:29:54,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:54,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:29:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:29:54,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:29:54,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:54,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:29:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:54,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:54,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:54,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 62 proven. 119 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-10-14 07:29:54,512 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1743990444] [2020-10-14 07:29:54,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:29:54,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:29:54,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479613301] [2020-10-14 07:29:54,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:29:54,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:29:54,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:29:54,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:29:54,514 INFO L87 Difference]: Start difference. First operand 54 states and 73 transitions. Second operand 11 states. [2020-10-14 07:29:54,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:29:54,788 INFO L93 Difference]: Finished difference Result 122 states and 197 transitions. [2020-10-14 07:29:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:29:54,788 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 134 [2020-10-14 07:29:54,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:29:54,789 INFO L225 Difference]: With dead ends: 122 [2020-10-14 07:29:54,790 INFO L226 Difference]: Without dead ends: 65 [2020-10-14 07:29:54,791 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:29:54,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-14 07:29:54,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 54. [2020-10-14 07:29:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-10-14 07:29:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 73 transitions. [2020-10-14 07:29:54,800 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 73 transitions. Word has length 134 [2020-10-14 07:29:54,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:29:54,801 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 73 transitions. [2020-10-14 07:29:54,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:29:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2020-10-14 07:29:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-14 07:29:54,802 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:29:54,803 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:29:54,803 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 07:29:54,803 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:29:54,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:29:54,803 INFO L82 PathProgramCache]: Analyzing trace with hash 2011292190, now seen corresponding path program 2 times [2020-10-14 07:29:54,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:29:54,804 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1063962033] [2020-10-14 07:29:54,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:29:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:54,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:54,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:55,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:56,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:56,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:56,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:56,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:29:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-14 07:29:59,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:59,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:29:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:59,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:29:59,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:29:59,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:29:59,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:29:59,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:29:59,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:29:59,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:29:59,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:29:59,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:29:59,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:29:59,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:29:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:29:59,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:29:59,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:00,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:00,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:00,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:02,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:02,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:02,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:04,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:04,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-14 07:30:04,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 07:30:04,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 07:30:04,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:04,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:04,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:30:04,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:30:04,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-14 07:30:04,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:04,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:04,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:04,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:04,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:04,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:04,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:05,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:06,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:06,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:09,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:09,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:30:09,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-14 07:30:09,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:30:09,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:09,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:09,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:09,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:09,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 07:30:09,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:09,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:09,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:09,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:09,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:09,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:09,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:09,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:10,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:10,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:30:10,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:30:10,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 878 [2020-10-14 07:30:10,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:10,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:10,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:30:10,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:10,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:30:10,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:10,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:10,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:10,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:10,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:10,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:10,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:10,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:10,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-14 07:30:10,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:10,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:30:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:30:10,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:11,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:11,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:11,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:30:11,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:11,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:11,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:11,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:11,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:11,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:30:11,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:11,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:11,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:11,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:11,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:11,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:30:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:11,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:11,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:11,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:11,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:11,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:11,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:11,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:11,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:30:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:11,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:11,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:11,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:30:11,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:11,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:11,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:11,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:11,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:30:11,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:11,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:11,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:11,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:11,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:11,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:11,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:11,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:11,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:11,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:11,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:11,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:11,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:11,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:11,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:11,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:11,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:11,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:11,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:11,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:30:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:11,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:11,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:13,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:13,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:30:13,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:30:13,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2564 [2020-10-14 07:30:13,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:13,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:13,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:13,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:13,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:30:13,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:13,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:13,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:13,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:13,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:13,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:13,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:13,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:30:14,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:30:14,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 647 [2020-10-14 07:30:14,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:30:14,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:30:14,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:14,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:14,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:30:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:14,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:14,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:14,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:30:14,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:14,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:30:14,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:14,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:14,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:14,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:14,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:14,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:14,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:14,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:30:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:14,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:14,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:14,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:14,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:14,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:14,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:30:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:14,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:14,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:30:14,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:14,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:30:14,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:14,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:14,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:14,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:14,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:14,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:14,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:14,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:14,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:14,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:14,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:14,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:14,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:14,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:14,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:14,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:14,703 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 102 proven. 164 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2020-10-14 07:30:14,703 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1063962033] [2020-10-14 07:30:14,704 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:30:14,704 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-14 07:30:14,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803561082] [2020-10-14 07:30:14,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-14 07:30:14,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:14,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-14 07:30:14,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2020-10-14 07:30:14,706 INFO L87 Difference]: Start difference. First operand 54 states and 73 transitions. Second operand 22 states. [2020-10-14 07:30:15,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:15,388 INFO L93 Difference]: Finished difference Result 147 states and 269 transitions. [2020-10-14 07:30:15,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 07:30:15,389 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 136 [2020-10-14 07:30:15,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:15,391 INFO L225 Difference]: With dead ends: 147 [2020-10-14 07:30:15,391 INFO L226 Difference]: Without dead ends: 99 [2020-10-14 07:30:15,393 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=153, Invalid=777, Unknown=0, NotChecked=0, Total=930 [2020-10-14 07:30:15,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-14 07:30:15,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 94. [2020-10-14 07:30:15,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-14 07:30:15,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 130 transitions. [2020-10-14 07:30:15,406 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 130 transitions. Word has length 136 [2020-10-14 07:30:15,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:15,407 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 130 transitions. [2020-10-14 07:30:15,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-14 07:30:15,407 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 130 transitions. [2020-10-14 07:30:15,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-14 07:30:15,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:15,410 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 13, 12, 12, 10, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:30:15,410 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 07:30:15,411 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:15,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:15,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1837771792, now seen corresponding path program 3 times [2020-10-14 07:30:15,411 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:15,412 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861288082] [2020-10-14 07:30:15,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:15,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:16,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:16,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:16,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:16,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:16,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:17,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:19,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:20,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 252 [2020-10-14 07:30:20,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-14 07:30:20,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 07:30:20,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:20,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:20,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:20,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-14 07:30:20,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 07:30:20,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:20,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:20,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:20,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:20,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:20,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:20,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:20,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:20,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:21,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:21,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:22,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:22,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:25,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 07:30:25,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-14 07:30:25,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-14 07:30:25,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:25,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-14 07:30:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:30:25,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:25,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:25,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:25,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:26,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:28,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:29,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:30,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-14 07:30:30,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-14 07:30:30,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 07:30:30,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:30,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:30,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:30,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-14 07:30:30,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 07:30:30,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:30,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:30,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:30,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 07:30:30,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:30:30,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 438 [2020-10-14 07:30:30,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:30,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:30,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:30,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:30,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:30,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:30,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:30,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:30,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:31,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:30:31,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:31,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 07:30:31,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:31,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:31,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:31,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:31,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:31,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:31,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:31,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:31,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:31,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:31,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:31,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:31,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:31,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:31,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:31,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:31,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:31,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:31,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:31,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:31,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:31,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:30:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:31,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:31,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:31,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:31,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:30:31,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:31,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:31,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:31,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:31,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:31,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:31,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:30:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:31,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:31,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:32,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:32,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:33,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:33,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:34,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:36,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:30:36,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-14 07:30:36,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:30:36,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:36,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-14 07:30:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:30:36,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:36,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:36,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:36,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:30:36,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:36,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:30:36,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:36,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:36,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:36,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:36,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:36,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:36,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:36,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:36,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:36,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:36,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:36,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:36,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:36,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:36,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:36,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:36,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:36,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:36,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:36,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:36,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:36,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:36,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:36,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:36,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:36,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 07:30:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:36,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:36,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:37,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-14 07:30:37,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1293 [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:30:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:37,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:37,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:37,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 07:30:38,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 07:30:38,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1340 [2020-10-14 07:30:38,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:38,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:30:38,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:38,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:30:38,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:30:38,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:30:38,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:30:38,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:38,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:38,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:30:38,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:38,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:30:38,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:38,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:30:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:38,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:30:38,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:30:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:38,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 07:30:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:30:38,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:30:38,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 07:30:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:30:38,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:38,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:38,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:38,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:38,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:38,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:38,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:30:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:38,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:30:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:38,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:30:38,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:38,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:38,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:38,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:38,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:38,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:38,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:38,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:38,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:38,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:38,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 206 proven. 136 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2020-10-14 07:30:39,049 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861288082] [2020-10-14 07:30:39,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:30:39,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 07:30:39,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404544096] [2020-10-14 07:30:39,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 07:30:39,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:30:39,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 07:30:39,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:30:39,053 INFO L87 Difference]: Start difference. First operand 94 states and 130 transitions. Second operand 10 states. [2020-10-14 07:30:39,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:30:39,269 INFO L93 Difference]: Finished difference Result 177 states and 268 transitions. [2020-10-14 07:30:39,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 07:30:39,270 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 192 [2020-10-14 07:30:39,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:30:39,272 INFO L225 Difference]: With dead ends: 177 [2020-10-14 07:30:39,272 INFO L226 Difference]: Without dead ends: 87 [2020-10-14 07:30:39,273 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2020-10-14 07:30:39,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-14 07:30:39,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 81. [2020-10-14 07:30:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-14 07:30:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 108 transitions. [2020-10-14 07:30:39,289 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 108 transitions. Word has length 192 [2020-10-14 07:30:39,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:30:39,290 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 108 transitions. [2020-10-14 07:30:39,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 07:30:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 108 transitions. [2020-10-14 07:30:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-14 07:30:39,295 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:30:39,296 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 10, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:30:39,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 07:30:39,296 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:30:39,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:30:39,297 INFO L82 PathProgramCache]: Analyzing trace with hash 930138238, now seen corresponding path program 1 times [2020-10-14 07:30:39,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:30:39,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972900498] [2020-10-14 07:30:39,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:30:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:39,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:39,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:40,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:42,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:42,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:30:44,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:44,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:30:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:44,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:44,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:30:44,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:44,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:44,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:44,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:44,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:44,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:30:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:44,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:44,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:45,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:46,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:49,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-14 07:30:49,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-14 07:30:49,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 07:30:49,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:49,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:49,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:49,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 07:30:49,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:30:49,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:49,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:49,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:49,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:50,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:51,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:51,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:52,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:52,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:52,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:53,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:54,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:30:54,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-14 07:30:54,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:30:54,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:54,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:30:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:30:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:30:54,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:54,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:54,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:54,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 256 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:30:54,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:54,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:54,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:54,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:30:55,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:30:55,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 491 [2020-10-14 07:30:55,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:30:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:30:55,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:30:55,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:55,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:30:55,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:30:55,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:30:55,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:55,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:55,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:55,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:55,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:55,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:55,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:55,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:55,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:30:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:55,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:30:55,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:30:55,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:30:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:30:55,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:30:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:55,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:30:55,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:30:55,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:30:55,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:30:55,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:30:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:30:55,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:30:55,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:55,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 07:30:55,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:55,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:30:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:30:55,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:30:55,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:55,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:30:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:30:55,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:30:55,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:30:55,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:30:55,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:30:55,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:30:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:30:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:30:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:30:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:30:55,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 07:30:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:30:55,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:55,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:56,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:57,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:57,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:57,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:57,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:30:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:00,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:31:00,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-14 07:31:00,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:31:00,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:00,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:00,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:00,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:31:00,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:31:00,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:00,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:00,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:00,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 07:31:00,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:31:00,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 523 [2020-10-14 07:31:00,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:00,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:00,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:31:00,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:00,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 07:31:00,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:00,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:00,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:00,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:01,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 629 [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:31:01,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:01,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:01,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:01,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-14 07:31:01,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:31:01,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:31:01,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:01,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:01,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:31:01,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:31:01,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:01,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:01,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:01,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:01,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:01,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:01,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:31:01,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:01,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:01,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:01,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:01,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:01,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:01,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:01,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:01,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:31:01,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:31:01,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:01,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:01,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:01,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:31:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:01,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:01,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:31:01,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:01,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 07:31:01,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:01,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:01,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:01,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:01,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:01,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:01,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:01,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:01,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:01,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:01,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:01,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:01,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:01,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:01,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:01,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 211 proven. 165 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2020-10-14 07:31:01,764 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972900498] [2020-10-14 07:31:01,764 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:31:01,764 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 07:31:01,764 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838184476] [2020-10-14 07:31:01,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 07:31:01,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:31:01,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 07:31:01,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:31:01,766 INFO L87 Difference]: Start difference. First operand 81 states and 108 transitions. Second operand 15 states. [2020-10-14 07:31:02,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:31:02,075 INFO L93 Difference]: Finished difference Result 157 states and 228 transitions. [2020-10-14 07:31:02,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:31:02,076 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 164 [2020-10-14 07:31:02,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:31:02,078 INFO L225 Difference]: With dead ends: 157 [2020-10-14 07:31:02,078 INFO L226 Difference]: Without dead ends: 84 [2020-10-14 07:31:02,080 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2020-10-14 07:31:02,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-14 07:31:02,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2020-10-14 07:31:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-14 07:31:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 108 transitions. [2020-10-14 07:31:02,090 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 108 transitions. Word has length 164 [2020-10-14 07:31:02,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:31:02,090 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 108 transitions. [2020-10-14 07:31:02,090 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 07:31:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 108 transitions. [2020-10-14 07:31:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-10-14 07:31:02,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:31:02,095 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 19, 19, 17, 16, 11, 11, 11, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 8, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:31:02,095 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 07:31:02,095 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:31:02,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:31:02,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1634463293, now seen corresponding path program 4 times [2020-10-14 07:31:02,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:31:02,096 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1427101466] [2020-10-14 07:31:02,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:31:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:02,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:02,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:03,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:03,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:03,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:07,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 374 [2020-10-14 07:31:07,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 222 [2020-10-14 07:31:07,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:07,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:31:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:07,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:07,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:07,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:31:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:07,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:07,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:08,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:10,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:12,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-14 07:31:12,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:31:12,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-14 07:31:12,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:12,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:31:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 07:31:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 07:31:12,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:12,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:12,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:14,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:14,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:14,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:15,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:16,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:17,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 07:31:17,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 192 [2020-10-14 07:31:17,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:17,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:17,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:17,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:20,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:22,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 07:31:22,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:22,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:22,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:22,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:22,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:31:22,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:22,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:22,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:22,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:22,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:31:22,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:22,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:22,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:22,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:22,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:22,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:22,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:22,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:22,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:22,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:22,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:22,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:22,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:22,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:22,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:22,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:22,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:22,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:22,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:22,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:22,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:22,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:22,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:22,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:22,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:22,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:22,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:22,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:22,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:22,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:22,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:22,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:25,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:27,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:31:27,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:31:27,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:27,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:27,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:27,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:28,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:31:28,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 494 [2020-10-14 07:31:28,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:31:28,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:31:28,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:28,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:31:28,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:28,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:28,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:28,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:28,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:28,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:28,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:28,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:28,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:28,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:28,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:31:28,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:28,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:28,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:28,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:31:28,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:28,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:28,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:28,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:28,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:28,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:28,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:28,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:28,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:28,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:28,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:28,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:28,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:28,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 07:31:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:28,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:28,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:30,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 07:31:33,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 07:31:33,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:33,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:31:33,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:33,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:33,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:33,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:33,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:31:33,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:33,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:33,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:31:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:33,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 435 [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:31:33,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:33,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:31:33,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:33,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:33,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:33,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:33,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-10-14 07:31:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:31:33,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:31:33,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 07:31:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:33,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:31:33,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:33,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:33,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:33,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:33,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:33,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:33,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:33,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:33,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:33,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:33,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:33,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 335 proven. 501 refuted. 0 times theorem prover too weak. 1392 trivial. 0 not checked. [2020-10-14 07:31:34,038 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1427101466] [2020-10-14 07:31:34,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:31:34,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-14 07:31:34,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589111401] [2020-10-14 07:31:34,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 07:31:34,039 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:31:34,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 07:31:34,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-10-14 07:31:34,040 INFO L87 Difference]: Start difference. First operand 84 states and 108 transitions. Second operand 17 states. [2020-10-14 07:31:34,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:31:34,584 INFO L93 Difference]: Finished difference Result 175 states and 251 transitions. [2020-10-14 07:31:34,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 07:31:34,585 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 286 [2020-10-14 07:31:34,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:31:34,587 INFO L225 Difference]: With dead ends: 175 [2020-10-14 07:31:34,587 INFO L226 Difference]: Without dead ends: 101 [2020-10-14 07:31:34,589 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=186, Invalid=806, Unknown=0, NotChecked=0, Total=992 [2020-10-14 07:31:34,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-14 07:31:34,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-10-14 07:31:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-14 07:31:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 127 transitions. [2020-10-14 07:31:34,600 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 127 transitions. Word has length 286 [2020-10-14 07:31:34,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:31:34,601 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 127 transitions. [2020-10-14 07:31:34,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 07:31:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2020-10-14 07:31:34,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-14 07:31:34,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:31:34,605 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 15, 15, 13, 13, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:31:34,605 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 07:31:34,605 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:31:34,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:31:34,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1602741901, now seen corresponding path program 5 times [2020-10-14 07:31:34,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:31:34,606 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867582310] [2020-10-14 07:31:34,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:31:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:34,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:34,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:35,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:35,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:35,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:35,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:36,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:36,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:36,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:36,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:37,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:38,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 303 [2020-10-14 07:31:39,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-14 07:31:39,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-14 07:31:39,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:31:39,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 07:31:39,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 07:31:39,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:39,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:31:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:39,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:31:39,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:39,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:39,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:39,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:39,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:39,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:39,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:39,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:39,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:31:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:39,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:39,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:40,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:44,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-14 07:31:44,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 07:31:44,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 07:31:44,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:44,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:44,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 07:31:44,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:44,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 209 [2020-10-14 07:31:44,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:44,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:44,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:44,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:45,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:49,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-14 07:31:49,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:31:49,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:31:49,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:49,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:49,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:31:49,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 07:31:49,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 07:31:49,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:49,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:49,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:49,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:50,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:54,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:31:54,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 07:31:54,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:54,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:54,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:54,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:31:55,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:31:55,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 676 [2020-10-14 07:31:55,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:31:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:31:55,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:55,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:55,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:55,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:55,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:55,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:55,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:55,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:55,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:55,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:55,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:31:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:55,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:31:55,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:31:55,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:55,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:31:55,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:31:55,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:31:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:55,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:55,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:31:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:31:55,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:31:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:31:55,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:31:55,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:31:55,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:31:55,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:31:55,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:31:55,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:31:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:31:55,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:31:55,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:31:55,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:55,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:31:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:31:55,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:31:55,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:31:55,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:31:55,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:31:55,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:31:55,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:31:55,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:31:55,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:31:55,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:31:55,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 07:31:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:31:55,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:55,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:56,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:31:56,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:00,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-14 07:32:00,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:32:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:32:00,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:00,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:32:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-14 07:32:00,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:00,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:00,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:00,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:01,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:03,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:04,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:04,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:04,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:04,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:05,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-14 07:32:05,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:05,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:05,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:05,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:06,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:06,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:09,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:10,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 07:32:10,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:10,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:10,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:10,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:11,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:32:11,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 737 [2020-10-14 07:32:11,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 07:32:11,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 07:32:11,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:11,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:32:11,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-14 07:32:11,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:32:11,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:32:11,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:11,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:32:11,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:32:11,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:32:11,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:32:11,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:11,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:11,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:32:11,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:11,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:11,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:32:11,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:11,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:32:11,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:32:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:11,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:32:11,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:32:11,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:11,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:11,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:11,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:11,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:32:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 07:32:11,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:11,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:11,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:11,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:11,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:11,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:11,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:11,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:11,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 07:32:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:11,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:11,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 07:32:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 07:32:11,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:32:11,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:32:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 07:32:11,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 07:32:11,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:32:11,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:32:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:11,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:11,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:11,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:32:11,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:11,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:11,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:11,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:11,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:11,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:32:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 310 proven. 419 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2020-10-14 07:32:11,753 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867582310] [2020-10-14 07:32:11,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:32:11,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-14 07:32:11,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592213474] [2020-10-14 07:32:11,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-14 07:32:11,755 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:32:11,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-14 07:32:11,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:32:11,755 INFO L87 Difference]: Start difference. First operand 98 states and 127 transitions. Second operand 18 states. [2020-10-14 07:32:12,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:32:12,452 INFO L93 Difference]: Finished difference Result 217 states and 328 transitions. [2020-10-14 07:32:12,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 07:32:12,453 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 231 [2020-10-14 07:32:12,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:32:12,457 INFO L225 Difference]: With dead ends: 217 [2020-10-14 07:32:12,457 INFO L226 Difference]: Without dead ends: 123 [2020-10-14 07:32:12,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=726, Unknown=0, NotChecked=0, Total=870 [2020-10-14 07:32:12,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-14 07:32:12,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 115. [2020-10-14 07:32:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-10-14 07:32:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 147 transitions. [2020-10-14 07:32:12,493 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 147 transitions. Word has length 231 [2020-10-14 07:32:12,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:32:12,494 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 147 transitions. [2020-10-14 07:32:12,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-14 07:32:12,495 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2020-10-14 07:32:12,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-14 07:32:12,499 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:32:12,500 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:32:12,500 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 07:32:12,502 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:32:12,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:32:12,502 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 6 times [2020-10-14 07:32:12,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:32:12,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170082736] [2020-10-14 07:32:12,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:32:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:12,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:12,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:12,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:12,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:12,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:13,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:17,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:17,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-14 07:32:17,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:32:17,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:32:17,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:17,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:17,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:32:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 07:32:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-14 07:32:17,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:17,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:32:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:17,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:17,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:32:17,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:17,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 07:32:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:17,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:17,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:17,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:17,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:18,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:18,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:22,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-14 07:32:22,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:32:22,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:32:22,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:22,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:22,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:32:22,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 07:32:22,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-14 07:32:22,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:22,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:22,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:22,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:27,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:32:27,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 07:32:27,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-14 07:32:27,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:32:27,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 07:32:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:32:27,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:27,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:27,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:27,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:32:27,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking...