/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/recursive-simple/fibo_10-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:15:54,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:15:54,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:15:54,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:15:54,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:15:54,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:15:54,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:15:54,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:15:54,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:15:54,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:15:54,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:15:54,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:15:54,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:15:54,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:15:54,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:15:54,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:15:54,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:15:54,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:15:54,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:15:54,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:15:54,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:15:54,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:15:54,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:15:54,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:15:54,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:15:54,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:15:54,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:15:54,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:15:54,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:15:54,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:15:54,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:15:54,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:15:54,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:15:54,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:15:54,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:15:54,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:15:54,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:15:54,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:15:54,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:15:54,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:15:54,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:15:54,806 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 [2020-10-28 17:15:54,864 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:15:54,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:15:54,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:15:54,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:15:54,870 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:15:54,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:15:54,871 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:15:54,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:15:54,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:15:54,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:15:54,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:15:54,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:15:54,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:15:54,873 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:15:54,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:15:54,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:15:54,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:15:54,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:15:54,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:15:54,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:15:54,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:15:54,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:15:54,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:15:54,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:15:54,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:15:54,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:15:54,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:15:54,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:15:54,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:15:54,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:15:55,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:15:55,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:15:55,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:15:55,312 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:15:55,313 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:15:55,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_10-1.c [2020-10-28 17:15:55,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/02e6df3d9/f69458b590c9401e875c17992b579b97/FLAGc1af8c2e9 [2020-10-28 17:15:56,107 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:15:56,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_10-1.c [2020-10-28 17:15:56,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/02e6df3d9/f69458b590c9401e875c17992b579b97/FLAGc1af8c2e9 [2020-10-28 17:15:56,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/02e6df3d9/f69458b590c9401e875c17992b579b97 [2020-10-28 17:15:56,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:15:56,492 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:15:56,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:15:56,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:15:56,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:15:56,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a13bab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56, skipping insertion in model container [2020-10-28 17:15:56,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:15:56,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:15:56,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:15:56,719 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:15:56,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:15:56,749 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:15:56,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56 WrapperNode [2020-10-28 17:15:56,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:15:56,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:15:56,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:15:56,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:15:56,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (1/1) ... [2020-10-28 17:15:56,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:15:56,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:15:56,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:15:56,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:15:56,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (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 [2020-10-28 17:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-10-28 17:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-10-28 17:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:15:57,145 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:15:57,145 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 17:15:57,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:15:57 BoogieIcfgContainer [2020-10-28 17:15:57,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:15:57,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:15:57,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:15:57,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:15:57,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:15:56" (1/3) ... [2020-10-28 17:15:57,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c769b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:15:57, skipping insertion in model container [2020-10-28 17:15:57,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:56" (2/3) ... [2020-10-28 17:15:57,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c769b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:15:57, skipping insertion in model container [2020-10-28 17:15:57,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:15:57" (3/3) ... [2020-10-28 17:15:57,157 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_10-1.c [2020-10-28 17:15:57,171 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:15:57,176 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 17:15:57,192 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 17:15:57,237 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:15:57,237 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:15:57,237 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:15:57,237 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:15:57,238 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:15:57,238 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:15:57,238 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:15:57,238 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:15:57,259 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-10-28 17:15:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-28 17:15:57,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:57,268 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:15:57,269 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:57,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:57,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1708859500, now seen corresponding path program 1 times [2020-10-28 17:15:57,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:57,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [490479034] [2020-10-28 17:15:57,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:57,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:58,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:58,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:15:58,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:15:58,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 689 [2020-10-28 17:15:58,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:58,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:58,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:58,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:15:58,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:58,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:15:58,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:58,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:58,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:58,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:58,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:58,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:15:58,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:58,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:58,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:58,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:58,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:58,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:58,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:15:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:58,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:58,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:58,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:58,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:58,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:15:58,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:58,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:58,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:58,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:15:58,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:58,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:15:58,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [490479034] [2020-10-28 17:15:58,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:15:58,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:15:58,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892166349] [2020-10-28 17:15:58,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:15:58,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:15:58,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:15:58,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:15:58,462 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 6 states. [2020-10-28 17:15:58,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:15:58,819 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2020-10-28 17:15:58,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:15:58,821 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-28 17:15:58,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:15:58,834 INFO L225 Difference]: With dead ends: 41 [2020-10-28 17:15:58,834 INFO L226 Difference]: Without dead ends: 23 [2020-10-28 17:15:58,839 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:15:58,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-28 17:15:58,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-28 17:15:58,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-28 17:15:58,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-28 17:15:58,896 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 15 [2020-10-28 17:15:58,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:15:58,897 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-28 17:15:58,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:15:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-28 17:15:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-28 17:15:58,900 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:58,900 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:15:58,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:15:58,901 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:58,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:58,902 INFO L82 PathProgramCache]: Analyzing trace with hash -308126725, now seen corresponding path program 1 times [2020-10-28 17:15:58,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:58,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [310191309] [2020-10-28 17:15:58,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:58,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:58,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:59,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:59,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:01,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:01,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 17:16:01,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:16:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2727 [2020-10-28 17:16:01,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:01,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:01,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:01,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:01,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:01,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:16:01,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:01,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:01,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:01,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:01,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:01,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:16:01,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:01,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:01,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:01,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:01,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:01,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:01,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:01,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:01,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:01,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:02,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:02,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 300 [2020-10-28 17:16:02,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:02,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:02,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:02,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:02,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:16:02,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:02,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:02,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:02,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:02,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:02,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:02,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:16:02,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [310191309] [2020-10-28 17:16:02,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:02,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:16:02,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975870721] [2020-10-28 17:16:02,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:16:02,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:02,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:16:02,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:16:02,157 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 8 states. [2020-10-28 17:16:02,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:02,498 INFO L93 Difference]: Finished difference Result 48 states and 65 transitions. [2020-10-28 17:16:02,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:16:02,499 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-28 17:16:02,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:02,501 INFO L225 Difference]: With dead ends: 48 [2020-10-28 17:16:02,501 INFO L226 Difference]: Without dead ends: 32 [2020-10-28 17:16:02,502 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:16:02,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-28 17:16:02,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-28 17:16:02,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-28 17:16:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2020-10-28 17:16:02,515 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 28 [2020-10-28 17:16:02,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:02,516 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2020-10-28 17:16:02,516 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:16:02,516 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2020-10-28 17:16:02,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-28 17:16:02,520 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:02,521 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:02,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:16:02,521 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:02,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:02,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1144313053, now seen corresponding path program 1 times [2020-10-28 17:16:02,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:02,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [969040934] [2020-10-28 17:16:02,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:16:03,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:03,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1149 [2020-10-28 17:16:03,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:03,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:03,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:16:03,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:03,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:16:03,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:03,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:16:03,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:16:03,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:03,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-28 17:16:03,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:16:03,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:16:03,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:03,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:16:03,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:16:03,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:16:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:03,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:03,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:03,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:03,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:03,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:16:03,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [969040934] [2020-10-28 17:16:03,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:03,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:16:03,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127073546] [2020-10-28 17:16:03,992 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:16:03,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:03,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:16:03,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:16:03,995 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand 8 states. [2020-10-28 17:16:04,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:04,361 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2020-10-28 17:16:04,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:16:04,363 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-10-28 17:16:04,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:04,367 INFO L225 Difference]: With dead ends: 71 [2020-10-28 17:16:04,369 INFO L226 Difference]: Without dead ends: 48 [2020-10-28 17:16:04,370 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:16:04,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-10-28 17:16:04,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 46. [2020-10-28 17:16:04,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-28 17:16:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 63 transitions. [2020-10-28 17:16:04,404 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 63 transitions. Word has length 29 [2020-10-28 17:16:04,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:04,404 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 63 transitions. [2020-10-28 17:16:04,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:16:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2020-10-28 17:16:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-28 17:16:04,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:04,411 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:04,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:16:04,412 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:04,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:04,413 INFO L82 PathProgramCache]: Analyzing trace with hash 820089008, now seen corresponding path program 2 times [2020-10-28 17:16:04,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:04,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355227889] [2020-10-28 17:16:04,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:04,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:04,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:04,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:04,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:06,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:09,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 17:16:09,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:16:09,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:16:09,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:09,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:09,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:09,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:09,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:16:09,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:09,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:09,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:09,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:09,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:09,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:09,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:09,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:09,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:09,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:09,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:09,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:09,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:09,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:09,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:10,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:16:10,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:16:10,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1403 [2020-10-28 17:16:10,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:10,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:10,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:10,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:10,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 17:16:10,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:16:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:10,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:10,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:10,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:10,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 17:16:10,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:10,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:10,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:10,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:10,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:10,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:10,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:10,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:10,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:10,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:10,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:10,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:10,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:10,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:10,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:10,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:10,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:10,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:10,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:10,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:10,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:10,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:16:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:11,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:11,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:11,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:16:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:11,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:11,045 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 17:16:11,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355227889] [2020-10-28 17:16:11,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:11,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 17:16:11,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550702046] [2020-10-28 17:16:11,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:16:11,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:11,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:16:11,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:16:11,049 INFO L87 Difference]: Start difference. First operand 46 states and 63 transitions. Second operand 7 states. [2020-10-28 17:16:11,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:11,398 INFO L93 Difference]: Finished difference Result 57 states and 78 transitions. [2020-10-28 17:16:11,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:16:11,398 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-10-28 17:16:11,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:11,403 INFO L225 Difference]: With dead ends: 57 [2020-10-28 17:16:11,405 INFO L226 Difference]: Without dead ends: 52 [2020-10-28 17:16:11,406 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:16:11,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-10-28 17:16:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 46. [2020-10-28 17:16:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-28 17:16:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 63 transitions. [2020-10-28 17:16:11,440 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 63 transitions. Word has length 41 [2020-10-28 17:16:11,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:11,441 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 63 transitions. [2020-10-28 17:16:11,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:16:11,441 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2020-10-28 17:16:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-28 17:16:11,446 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:11,446 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:11,446 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:16:11,446 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:11,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:11,447 INFO L82 PathProgramCache]: Analyzing trace with hash -483926242, now seen corresponding path program 2 times [2020-10-28 17:16:11,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:11,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [947279091] [2020-10-28 17:16:11,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:11,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:13,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:16,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:16:16,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:16:16,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:16:16,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:16,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 17:16:16,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:16:16,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:16,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:16,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:16,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:16,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:16,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:16,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:16,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:16,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:16,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:16,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:16,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:16,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:16,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:16:17,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:16:17,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1200 [2020-10-28 17:16:17,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:17,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:17,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:16:17,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:17,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:17,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:17,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:17,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 17:16:17,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:17,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:17,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:17,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:17,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:17,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:17,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:17,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:17,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:17,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:17,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:17,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:17,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:17,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:17,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:17,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:17,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:17,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:16:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:17,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:17,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:17,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:16:17,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:17,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:17,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:16:17,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 19 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-28 17:16:17,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [947279091] [2020-10-28 17:16:17,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:17,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:16:17,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115652888] [2020-10-28 17:16:17,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:16:17,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:17,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:16:17,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:16:17,874 INFO L87 Difference]: Start difference. First operand 46 states and 63 transitions. Second operand 8 states. [2020-10-28 17:16:18,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:18,177 INFO L93 Difference]: Finished difference Result 59 states and 79 transitions. [2020-10-28 17:16:18,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:16:18,179 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2020-10-28 17:16:18,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:18,181 INFO L225 Difference]: With dead ends: 59 [2020-10-28 17:16:18,181 INFO L226 Difference]: Without dead ends: 54 [2020-10-28 17:16:18,184 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:16:18,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-10-28 17:16:18,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2020-10-28 17:16:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-10-28 17:16:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 61 transitions. [2020-10-28 17:16:18,206 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 61 transitions. Word has length 42 [2020-10-28 17:16:18,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:18,208 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 61 transitions. [2020-10-28 17:16:18,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:16:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2020-10-28 17:16:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-28 17:16:18,210 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:18,213 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:18,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:16:18,214 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:18,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:18,214 INFO L82 PathProgramCache]: Analyzing trace with hash -653497295, now seen corresponding path program 3 times [2020-10-28 17:16:18,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:18,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [910608889] [2020-10-28 17:16:18,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:19,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:19,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:19,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:20,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:23,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-28 17:16:23,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:16:23,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:16:23,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:23,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:16:23,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:23,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:23,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:23,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:23,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:23,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:23,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:23,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:23,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:23,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:23,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:25,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:25,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:25,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:25,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:16:28,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:16:28,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:16:28,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:28,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:28,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 17:16:28,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:28,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:28,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:28,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 17:16:28,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:28,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:28,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:28,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:28,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:28,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:28,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:28,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:28,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:28,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:28,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:28,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:28,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:28,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:28,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:16:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:28,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:28,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:28,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-28 17:16:28,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:16:28,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:28,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:28,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:28,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:28,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:28,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:28,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:28,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:28,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:28,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:28,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:28,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:28,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:28,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:28,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:28,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:28,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 40 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-28 17:16:28,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [910608889] [2020-10-28 17:16:28,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:28,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:16:28,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327131963] [2020-10-28 17:16:28,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:16:28,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:28,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:16:28,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:16:28,544 INFO L87 Difference]: Start difference. First operand 45 states and 61 transitions. Second operand 9 states. [2020-10-28 17:16:29,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:29,007 INFO L93 Difference]: Finished difference Result 103 states and 164 transitions. [2020-10-28 17:16:29,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:16:29,009 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-28 17:16:29,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:29,016 INFO L225 Difference]: With dead ends: 103 [2020-10-28 17:16:29,017 INFO L226 Difference]: Without dead ends: 65 [2020-10-28 17:16:29,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:16:29,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-28 17:16:29,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 52. [2020-10-28 17:16:29,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-28 17:16:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2020-10-28 17:16:29,040 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 54 [2020-10-28 17:16:29,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:29,040 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2020-10-28 17:16:29,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:16:29,040 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2020-10-28 17:16:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-28 17:16:29,044 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:29,045 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 7, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:29,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:16:29,045 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:29,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:29,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1277597067, now seen corresponding path program 3 times [2020-10-28 17:16:29,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:29,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [164258575] [2020-10-28 17:16:29,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:29,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:29,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:29,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:29,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:29,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:29,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:29,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:30,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:30,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:34,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-28 17:16:34,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:34,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:34,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:34,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:34,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:34,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:34,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:16:39,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:16:39,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:16:39,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:16:39,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-10-28 17:16:39,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:16:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:16:39,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:16:39,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:39,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:39,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:39,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:39,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:39,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:16:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:39,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:39,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:16:39,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:39,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:39,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:39,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:16:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:16:39,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:39,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:16:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:16:39,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:16:39,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:16:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 54 proven. 90 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2020-10-28 17:16:39,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [164258575] [2020-10-28 17:16:39,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:39,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:16:39,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400915945] [2020-10-28 17:16:39,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:16:39,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:39,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:16:39,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:16:39,772 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand 10 states. [2020-10-28 17:16:40,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:40,404 INFO L93 Difference]: Finished difference Result 103 states and 160 transitions. [2020-10-28 17:16:40,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:16:40,406 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 82 [2020-10-28 17:16:40,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:40,408 INFO L225 Difference]: With dead ends: 103 [2020-10-28 17:16:40,408 INFO L226 Difference]: Without dead ends: 58 [2020-10-28 17:16:40,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:16:40,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-10-28 17:16:40,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 44. [2020-10-28 17:16:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-28 17:16:40,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2020-10-28 17:16:40,420 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 82 [2020-10-28 17:16:40,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:40,421 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2020-10-28 17:16:40,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:16:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2020-10-28 17:16:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-28 17:16:40,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:40,422 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:40,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:16:40,423 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:40,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:40,423 INFO L82 PathProgramCache]: Analyzing trace with hash -756009077, now seen corresponding path program 4 times [2020-10-28 17:16:40,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:40,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1760173620] [2020-10-28 17:16:40,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:40,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:45,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:16:45,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:45,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:45,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:45,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:45,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:45,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:45,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:45,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:46,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:46,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:16:50,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-28 17:16:50,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:16:50,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:16:50,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:50,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:16:50,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:50,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:50,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:16:50,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:16:50,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:50,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:50,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:50,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:50,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:50,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:50,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:50,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:50,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:50,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:50,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:50,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:16:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:50,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:50,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:50,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:50,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:50,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:50,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:16:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:50,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:50,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:50,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:50,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:50,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:50,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:16:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 499 [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:51,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:16:51,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:51,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:51,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:51,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:16:51,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:51,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 17:16:51,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:51,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:51,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:51,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:51,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:16:51,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:51,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:16:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:51,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:51,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:51,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:51,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:51,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:51,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:16:51,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:51,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:16:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:51,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:51,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:51,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:51,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:16:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:51,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:51,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:16:51,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:51,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:51,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:51,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:51,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:51,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 105 proven. 56 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-28 17:16:51,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1760173620] [2020-10-28 17:16:51,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:51,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 17:16:51,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298830279] [2020-10-28 17:16:51,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:16:51,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:51,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:16:51,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:16:51,307 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand 11 states. [2020-10-28 17:16:51,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:51,894 INFO L93 Difference]: Finished difference Result 89 states and 148 transitions. [2020-10-28 17:16:51,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:16:51,895 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 84 [2020-10-28 17:16:51,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:51,898 INFO L225 Difference]: With dead ends: 89 [2020-10-28 17:16:51,898 INFO L226 Difference]: Without dead ends: 84 [2020-10-28 17:16:51,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2020-10-28 17:16:51,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-28 17:16:51,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 67. [2020-10-28 17:16:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-28 17:16:51,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 110 transitions. [2020-10-28 17:16:51,917 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 110 transitions. Word has length 84 [2020-10-28 17:16:51,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:51,918 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 110 transitions. [2020-10-28 17:16:51,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:16:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 110 transitions. [2020-10-28 17:16:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-28 17:16:51,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:51,920 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 11, 9, 9, 9, 9, 9, 9, 9, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:51,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:16:51,920 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:51,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:51,920 INFO L82 PathProgramCache]: Analyzing trace with hash -2094637173, now seen corresponding path program 5 times [2020-10-28 17:16:51,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:51,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531251929] [2020-10-28 17:16:51,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:51,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:52,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:54,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:54,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:54,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:54,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:54,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:56,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:56,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-28 17:16:56,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:56,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:56,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:57,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:16:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:58,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:59,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:00,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:01,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:02,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 42 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:17:02,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:02,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:02,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:03,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:05,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:05,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:05,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:07,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:07,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:07,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:07,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:07,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:07,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:07,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:07,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:07,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:17:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:07,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:07,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:07,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:07,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:07,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:07,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:07,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:07,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:07,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:07,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:17:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:07,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:07,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:08,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:08,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:08,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:08,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:08,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:08,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:09,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:09,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-28 17:17:12,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:17:12,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:17:12,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:17:12,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:12,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:12,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:17:12,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:12,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:17:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:12,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:12,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:12,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:12,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:17:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:17:12,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:12,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:12,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:17:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:12,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:12,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:12,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:12,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:12,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:12,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:12,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:17:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:12,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:12,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 245 proven. 43 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2020-10-28 17:17:12,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531251929] [2020-10-28 17:17:12,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:12,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:17:12,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039503351] [2020-10-28 17:17:12,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:17:12,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:12,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:17:12,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:17:12,487 INFO L87 Difference]: Start difference. First operand 67 states and 110 transitions. Second operand 10 states. [2020-10-28 17:17:12,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:12,906 INFO L93 Difference]: Finished difference Result 108 states and 194 transitions. [2020-10-28 17:17:12,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:17:12,906 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 134 [2020-10-28 17:17:12,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:12,908 INFO L225 Difference]: With dead ends: 108 [2020-10-28 17:17:12,909 INFO L226 Difference]: Without dead ends: 46 [2020-10-28 17:17:12,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:17:12,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-28 17:17:12,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2020-10-28 17:17:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-28 17:17:12,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 63 transitions. [2020-10-28 17:17:12,920 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 63 transitions. Word has length 134 [2020-10-28 17:17:12,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:12,921 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 63 transitions. [2020-10-28 17:17:12,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:17:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2020-10-28 17:17:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-28 17:17:12,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:12,923 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 19, 11, 11, 11, 11, 11, 11, 11, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:12,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:17:12,923 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:12,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:12,924 INFO L82 PathProgramCache]: Analyzing trace with hash 326016049, now seen corresponding path program 6 times [2020-10-28 17:17:12,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:12,924 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [821207951] [2020-10-28 17:17:12,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:12,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:13,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:17:17,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-28 17:17:17,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:18,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:18,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:18,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:18,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:18,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:18,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:18,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:21,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:21,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:21,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:17:23,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-10-28 17:17:23,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:23,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:25,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:17:28,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-28 17:17:28,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:17:28,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:17:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:17:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-28 17:17:28,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 298 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:17:28,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:28,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:28,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:17:28,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:17:28,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:28,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:28,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:28,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:28,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:17:28,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:28,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:17:28,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:29,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:29,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:29,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 608 [2020-10-28 17:17:29,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:29,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:29,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:29,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:29,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:17:29,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:29,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:29,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:29,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:29,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:17:29,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:29,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:29,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:29,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:29,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:29,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:17:29,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:29,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:17:29,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:29,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:29,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:29,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:29,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:29,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:29,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:29,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:29,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:29,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:29,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:29,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:29,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:17:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:29,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:30,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:17:34,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-28 17:17:34,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:17:34,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:17:34,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:34,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:34,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 596 [2020-10-28 17:17:34,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:17:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:17:34,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:34,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:17:34,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 17:17:34,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:17:34,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:34,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:34,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:17:34,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:34,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:17:34,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:34,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:34,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:34,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:34,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:17:34,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:17:34,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:34,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:34,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:34,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:34,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:34,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:34,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:34,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:35,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1403 backedges. 360 proven. 447 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2020-10-28 17:17:35,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [821207951] [2020-10-28 17:17:35,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:35,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:17:35,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699913992] [2020-10-28 17:17:35,029 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:17:35,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:35,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:17:35,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:17:35,030 INFO L87 Difference]: Start difference. First operand 46 states and 63 transitions. Second operand 13 states. [2020-10-28 17:17:36,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:36,543 INFO L93 Difference]: Finished difference Result 119 states and 200 transitions. [2020-10-28 17:17:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-28 17:17:36,544 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 166 [2020-10-28 17:17:36,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:36,545 INFO L225 Difference]: With dead ends: 119 [2020-10-28 17:17:36,545 INFO L226 Difference]: Without dead ends: 80 [2020-10-28 17:17:36,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=251, Invalid=741, Unknown=0, NotChecked=0, Total=992 [2020-10-28 17:17:36,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-28 17:17:36,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 71. [2020-10-28 17:17:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-28 17:17:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 87 transitions. [2020-10-28 17:17:36,561 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 87 transitions. Word has length 166 [2020-10-28 17:17:36,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:36,562 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 87 transitions. [2020-10-28 17:17:36,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:17:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2020-10-28 17:17:36,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-28 17:17:36,564 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:36,564 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 18, 11, 11, 11, 11, 11, 11, 11, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:36,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:17:36,565 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:36,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:36,565 INFO L82 PathProgramCache]: Analyzing trace with hash 884517469, now seen corresponding path program 7 times [2020-10-28 17:17:36,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:36,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [574849086] [2020-10-28 17:17:36,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:36,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:41,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:17:41,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-28 17:17:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:41,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:41,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:41,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:41,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:41,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:41,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:42,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:42,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:42,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:42,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:45,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:45,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:45,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:45,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:46,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 17:17:46,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-28 17:17:46,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 17:17:46,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:46,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:17:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:17:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-28 17:17:46,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:46,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:46,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:51,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:17:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:17:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:17:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:51,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:51,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 17:17:53,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2032 [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:17:53,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:53,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:53,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 17:17:53,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:17:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:53,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:53,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:53,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:53,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:53,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:53,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:53,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:53,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:53,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:53,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:53,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:53,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:53,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:17:53,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-28 17:17:53,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:17:53,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:53,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:17:53,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:53,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:53,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:53,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:53,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:17:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:53,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:54,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:54,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:54,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 17:17:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:17:54,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:17:54,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-28 17:17:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:17:54,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:54,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:54,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:54,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:54,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:54,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:54,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:54,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:54,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 148 proven. 373 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2020-10-28 17:17:54,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [574849086] [2020-10-28 17:17:54,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:54,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:17:54,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231821066] [2020-10-28 17:17:54,139 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:17:54,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:54,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:17:54,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:17:54,140 INFO L87 Difference]: Start difference. First operand 71 states and 87 transitions. Second operand 10 states. [2020-10-28 17:17:55,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:55,084 INFO L93 Difference]: Finished difference Result 142 states and 181 transitions. [2020-10-28 17:17:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:17:55,085 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 165 [2020-10-28 17:17:55,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:55,086 INFO L225 Difference]: With dead ends: 142 [2020-10-28 17:17:55,086 INFO L226 Difference]: Without dead ends: 73 [2020-10-28 17:17:55,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=128, Invalid=334, Unknown=0, NotChecked=0, Total=462 [2020-10-28 17:17:55,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-28 17:17:55,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 66. [2020-10-28 17:17:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-28 17:17:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 79 transitions. [2020-10-28 17:17:55,101 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 79 transitions. Word has length 165 [2020-10-28 17:17:55,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:55,101 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 79 transitions. [2020-10-28 17:17:55,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:17:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2020-10-28 17:17:55,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-28 17:17:55,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:55,104 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:55,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 17:17:55,104 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:55,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:55,105 INFO L82 PathProgramCache]: Analyzing trace with hash -732775580, now seen corresponding path program 8 times [2020-10-28 17:17:55,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:55,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1445700998] [2020-10-28 17:17:55,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:55,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:57,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:57,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:57,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-28 17:18:00,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:00,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:00,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:00,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:18:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:18:05,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:05,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:18:05,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:05,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:05,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-28 17:18:05,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:10,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:10,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:18:10,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:10,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:10,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:10,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:10,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:10,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:11,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:18:15,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:15,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:18:15,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:15,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:15,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:15,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:15,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:15,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:15,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:18:15,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:18:15,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:18:15,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:15,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:15,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:15,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:18:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:15,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:15,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:15,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:15,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:15,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:18:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:18:15,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:15,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:15,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:15,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:15,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:15,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:15,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:15,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:15,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:15,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:15,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:15,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:15,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:15,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 156 proven. 404 refuted. 0 times theorem prover too weak. 1094 trivial. 0 not checked. [2020-10-28 17:18:15,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1445700998] [2020-10-28 17:18:15,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:15,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:18:15,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184226277] [2020-10-28 17:18:15,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:18:15,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:15,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:18:15,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:18:15,608 INFO L87 Difference]: Start difference. First operand 66 states and 79 transitions. Second operand 12 states. [2020-10-28 17:18:16,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:16,299 INFO L93 Difference]: Finished difference Result 163 states and 221 transitions. [2020-10-28 17:18:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 17:18:16,300 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 179 [2020-10-28 17:18:16,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:16,301 INFO L225 Difference]: With dead ends: 163 [2020-10-28 17:18:16,301 INFO L226 Difference]: Without dead ends: 98 [2020-10-28 17:18:16,303 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=126, Invalid=294, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:18:16,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-28 17:18:16,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 83. [2020-10-28 17:18:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-10-28 17:18:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 108 transitions. [2020-10-28 17:18:16,324 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 108 transitions. Word has length 179 [2020-10-28 17:18:16,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:16,331 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 108 transitions. [2020-10-28 17:18:16,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:18:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 108 transitions. [2020-10-28 17:18:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-10-28 17:18:16,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:16,335 INFO L422 BasicCegarLoop]: trace histogram [37, 37, 30, 18, 18, 18, 18, 18, 18, 18, 12, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:16,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 17:18:16,335 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:16,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:16,336 INFO L82 PathProgramCache]: Analyzing trace with hash 391944136, now seen corresponding path program 9 times [2020-10-28 17:18:16,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:16,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616063728] [2020-10-28 17:18:16,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:16,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:16,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:19,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 17:18:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-28 17:18:21,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:21,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:21,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:21,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:21,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:21,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:21,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:21,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:21,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:21,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:21,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:21,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:21,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:18:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:21,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 208 [2020-10-28 17:18:26,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:26,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:26,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:26,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:27,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:31,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-28 17:18:31,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:18:31,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:18:31,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:31,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:18:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-28 17:18:31,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:31,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:31,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:31,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:32,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:32,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:32,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:32,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:32,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:32,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:36,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:18:36,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:18:36,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 17:18:36,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:36,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:18:36,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:36,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:36,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:38,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:38,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:38,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:38,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:41,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:18:41,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:41,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:41,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:41,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:41,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:41,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:41,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:41,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 715 [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:18:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:18:42,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:42,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:18:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:42,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:42,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:18:42,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:42,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:42,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:18:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:42,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:42,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:42,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:42,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:42,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:18:42,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:42,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:18:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:42,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:18:42,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 269 [2020-10-28 17:18:42,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:18:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:42,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:42,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:18:42,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:42,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:42,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:42,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:42,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:42,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:42,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:42,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:43,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 17:18:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:43,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:43,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:46,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:46,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:48,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:18:48,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:18:48,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:18:48,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:48,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:48,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:48,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:48,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-28 17:18:48,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:48,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:48,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:48,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:52,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:52,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:52,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:18:53,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:18:53,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:18:53,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:18:53,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:53,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:18:53,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 338 [2020-10-28 17:18:53,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:18:53,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:53,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:18:53,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:18:53,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:53,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:53,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:53,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:53,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:53,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:53,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:53,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:53,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:18:53,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-28 17:18:53,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:53,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:18:53,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:53,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:53,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:18:53,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:53,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:53,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:53,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:53,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:53,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:53,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:18:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:53,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:18:53,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:53,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:53,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:53,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:53,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:53,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:53,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:53,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:53,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:53,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:53,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:53,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:53,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:53,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:53,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:53,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:53,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3711 backedges. 997 proven. 944 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2020-10-28 17:18:53,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616063728] [2020-10-28 17:18:53,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:53,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-28 17:18:53,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165760261] [2020-10-28 17:18:53,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-28 17:18:53,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:53,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-28 17:18:53,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=424, Unknown=0, NotChecked=0, Total=506 [2020-10-28 17:18:53,832 INFO L87 Difference]: Start difference. First operand 83 states and 108 transitions. Second operand 23 states. [2020-10-28 17:18:55,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:55,620 INFO L93 Difference]: Finished difference Result 168 states and 253 transitions. [2020-10-28 17:18:55,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 17:18:55,620 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 261 [2020-10-28 17:18:55,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:55,623 INFO L225 Difference]: With dead ends: 168 [2020-10-28 17:18:55,623 INFO L226 Difference]: Without dead ends: 94 [2020-10-28 17:18:55,625 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=345, Invalid=1215, Unknown=0, NotChecked=0, Total=1560 [2020-10-28 17:18:55,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-28 17:18:55,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 83. [2020-10-28 17:18:55,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-10-28 17:18:55,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 108 transitions. [2020-10-28 17:18:55,640 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 108 transitions. Word has length 261 [2020-10-28 17:18:55,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:55,640 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 108 transitions. [2020-10-28 17:18:55,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-28 17:18:55,641 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 108 transitions. [2020-10-28 17:18:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2020-10-28 17:18:55,647 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:55,647 INFO L422 BasicCegarLoop]: trace histogram [51, 51, 41, 25, 25, 25, 25, 25, 25, 25, 16, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:55,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 17:18:55,648 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:55,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:55,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1063352715, now seen corresponding path program 10 times [2020-10-28 17:18:55,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:55,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [756325981] [2020-10-28 17:18:55,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:55,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:57,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:57,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:00,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 466 [2020-10-28 17:19:00,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 17:19:00,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5103 [2020-10-28 17:19:00,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:00,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-28 17:19:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:19:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 287 [2020-10-28 17:19:00,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:00,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:00,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:00,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:00,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:19:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:00,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:02,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:02,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:04,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:04,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:04,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:05,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:05,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:05,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:05,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-28 17:19:05,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-28 17:19:05,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 17:19:05,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:05,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-28 17:19:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:19:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 287 [2020-10-28 17:19:05,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:05,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:06,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:06,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:07,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:07,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:09,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:09,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:09,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:10,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:11,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:19:11,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-28 17:19:11,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 17:19:11,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:11,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:11,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:19:11,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:11,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-28 17:19:11,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:11,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:11,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:11,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:15,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:15,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:15,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:15,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:16,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:19:16,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:19:16,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:19:16,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:16,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:16,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-28 17:19:16,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:16,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:19:16,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:16,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:16,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:16,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:17,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:21,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-28 17:19:21,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:19:21,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 17:19:21,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:19:21,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1388 [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:19:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:19:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:22,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:19:22,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 17:19:22,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:22,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:19:22,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:22,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:22,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:22,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:22,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:22,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:19:22,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:19:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:22,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:19:22,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:22,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:19:22,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:22,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:22,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:19:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:22,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 17:19:22,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:19:22,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:22,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:19:22,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:22,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:22,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:22,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:22,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:22,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:22,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:22,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:22,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-28 17:19:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:23,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:27,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-28 17:19:27,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:27,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:28,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:19:33,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:33,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:19:33,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:33,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:19:33,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:33,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:33,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:33,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:33,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:33,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:33,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:33,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:33,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:33,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:33,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:33,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:33,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:33,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:33,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:19:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:33,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 995 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:19:34,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:19:34,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:19:34,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:34,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:19:34,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:34,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:19:34,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:34,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:19:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:19:34,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:34,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:34,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:34,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:34,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:34,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:34,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,471 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 998 proven. 1618 refuted. 0 times theorem prover too weak. 4504 trivial. 0 not checked. [2020-10-28 17:19:34,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [756325981] [2020-10-28 17:19:34,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:19:34,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-28 17:19:34,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625093735] [2020-10-28 17:19:34,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-28 17:19:34,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:19:34,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-28 17:19:34,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:19:34,474 INFO L87 Difference]: Start difference. First operand 83 states and 108 transitions. Second operand 20 states. [2020-10-28 17:19:36,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:19:36,573 INFO L93 Difference]: Finished difference Result 181 states and 273 transitions. [2020-10-28 17:19:36,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 17:19:36,574 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 356 [2020-10-28 17:19:36,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:19:36,577 INFO L225 Difference]: With dead ends: 181 [2020-10-28 17:19:36,577 INFO L226 Difference]: Without dead ends: 107 [2020-10-28 17:19:36,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 99 SyntacticMatches, 4 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=315, Invalid=1325, Unknown=0, NotChecked=0, Total=1640 [2020-10-28 17:19:36,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-10-28 17:19:36,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 86. [2020-10-28 17:19:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-28 17:19:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 112 transitions. [2020-10-28 17:19:36,598 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 112 transitions. Word has length 356 [2020-10-28 17:19:36,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:19:36,599 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 112 transitions. [2020-10-28 17:19:36,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-28 17:19:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2020-10-28 17:19:36,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-10-28 17:19:36,601 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:19:36,601 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:19:36,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 17:19:36,601 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:19:36,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:19:36,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1616639890, now seen corresponding path program 11 times [2020-10-28 17:19:36,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:19:36,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867188573] [2020-10-28 17:19:36,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:19:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:36,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:36,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:36,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:36,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:36,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:36,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:37,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:39,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:39,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:41,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-28 17:19:41,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:19:41,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 17:19:41,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:41,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:19:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:19:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 265 [2020-10-28 17:19:41,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:41,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:41,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:41,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:41,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:41,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:41,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:41,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:41,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:41,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:19:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:41,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:46,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-28 17:19:46,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:19:46,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 17:19:46,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:46,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:46,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:19:46,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:19:46,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 359 [2020-10-28 17:19:46,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:46,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:46,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:47,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:47,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking...