/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_25-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:17:19,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:17:19,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:17:19,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:17:19,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:17:19,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:17:19,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:17:19,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:17:19,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:17:19,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:17:19,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:17:19,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:17:19,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:17:19,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:17:19,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:17:19,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:17:19,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:17:19,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:17:19,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:17:19,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:17:19,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:17:19,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:17:19,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:17:19,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:17:19,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:17:19,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:17:19,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:17:19,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:17:19,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:17:19,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:17:19,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:17:19,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:17:19,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:17:19,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:17:19,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:17:19,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:17:19,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:17:19,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:17:19,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:17:19,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:17:19,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:17:19,275 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 17:17:19,322 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:17:19,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:17:19,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:17:19,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:17:19,324 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:17:19,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:17:19,325 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:17:19,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:17:19,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:17:19,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:17:19,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:17:19,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:17:19,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:17:19,326 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:17:19,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:17:19,326 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:17:19,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:17:19,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:17:19,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:17:19,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:17:19,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:17:19,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:17:19,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:17:19,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:17:19,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:17:19,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:17:19,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:17:19,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:17:19,329 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:17:19,329 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:17:19,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:17:19,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:17:19,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:17:19,788 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:17:19,789 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:17:19,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_25-2.c [2020-10-28 17:17:19,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ab870391/524be6c73a01468396cd26791b80ffae/FLAG4330931c4 [2020-10-28 17:17:20,478 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:17:20,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_25-2.c [2020-10-28 17:17:20,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ab870391/524be6c73a01468396cd26791b80ffae/FLAG4330931c4 [2020-10-28 17:17:20,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ab870391/524be6c73a01468396cd26791b80ffae [2020-10-28 17:17:20,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:17:20,860 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:17:20,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:17:20,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:17:20,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:17:20,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:17:20" (1/1) ... [2020-10-28 17:17:20,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c44e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:20, skipping insertion in model container [2020-10-28 17:17:20,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:17:20" (1/1) ... [2020-10-28 17:17:20,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:17:20,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:17:21,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:17:21,075 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:17:21,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:17:21,112 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:17:21,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21 WrapperNode [2020-10-28 17:17:21,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:17:21,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:17:21,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:17:21,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:17:21,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (1/1) ... [2020-10-28 17:17:21,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:17:21,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:17:21,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:17:21,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:17:21,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (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 17:17:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:17:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:17:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:17:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-10-28 17:17:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:17:21,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:17:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:17:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:17:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:17:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:17:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-10-28 17:17:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:17:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:17:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:17:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:17:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:17:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:17:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:17:21,720 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:17:21,721 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 17:17:21,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:17:21 BoogieIcfgContainer [2020-10-28 17:17:21,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:17:21,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:17:21,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:17:21,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:17:21,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:17:20" (1/3) ... [2020-10-28 17:17:21,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4070802f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:17:21, skipping insertion in model container [2020-10-28 17:17:21,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:17:21" (2/3) ... [2020-10-28 17:17:21,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4070802f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:17:21, skipping insertion in model container [2020-10-28 17:17:21,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:17:21" (3/3) ... [2020-10-28 17:17:21,737 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_25-2.c [2020-10-28 17:17:21,751 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:17:21,757 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 17:17:21,772 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 17:17:21,821 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:17:21,821 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:17:21,821 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:17:21,821 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:17:21,822 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:17:21,822 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:17:21,822 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:17:21,822 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:17:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-10-28 17:17:21,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-28 17:17:21,862 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:21,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:21,863 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:21,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:21,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1708859500, now seen corresponding path program 1 times [2020-10-28 17:17:21,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:21,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [38430949] [2020-10-28 17:17:21,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:22,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:22,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:22,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:17:22,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:22,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 245 [2020-10-28 17:17:22,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:22,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:22,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:17:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:22,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:17:22,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:22,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:22,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:22,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:17:22,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:22,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:22,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:22,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:22,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:22,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:22,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:22,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:17:22,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:22,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:22,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:17:22,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:22,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:22,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:22,573 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 17:17:22,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [38430949] [2020-10-28 17:17:22,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:17:22,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:17:22,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098988186] [2020-10-28 17:17:22,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:17:22,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:22,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:17:22,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:17:22,601 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 6 states. [2020-10-28 17:17:23,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:23,023 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2020-10-28 17:17:23,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:17:23,026 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-28 17:17:23,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:23,037 INFO L225 Difference]: With dead ends: 41 [2020-10-28 17:17:23,037 INFO L226 Difference]: Without dead ends: 23 [2020-10-28 17:17:23,041 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 17:17:23,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-28 17:17:23,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-28 17:17:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-28 17:17:23,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-28 17:17:23,096 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 15 [2020-10-28 17:17:23,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:23,097 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-28 17:17:23,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:17:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-28 17:17:23,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-28 17:17:23,099 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:23,099 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:23,100 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:17:23,100 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:23,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:23,101 INFO L82 PathProgramCache]: Analyzing trace with hash 2119969838, now seen corresponding path program 1 times [2020-10-28 17:17:23,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:23,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1941129472] [2020-10-28 17:17:23,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:23,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:23,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:23,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-28 17:17:23,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:23,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:23,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:17:23,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:23,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:23,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:17:23,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:23,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:23,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:23,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:17:23,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:23,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:23,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:23,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:23,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:23,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:23,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:23,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:23,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:23,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:17:23,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:23,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:23,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:17:23,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:23,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:23,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:23,467 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 17:17:23,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1941129472] [2020-10-28 17:17:23,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:17:23,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:17:23,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020320547] [2020-10-28 17:17:23,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:17:23,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:23,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:17:23,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:17:23,472 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-10-28 17:17:23,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:23,823 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-10-28 17:17:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:17:23,824 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-28 17:17:23,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:23,826 INFO L225 Difference]: With dead ends: 30 [2020-10-28 17:17:23,826 INFO L226 Difference]: Without dead ends: 25 [2020-10-28 17:17:23,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:17:23,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-10-28 17:17:23,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2020-10-28 17:17:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-28 17:17:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-28 17:17:23,839 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 16 [2020-10-28 17:17:23,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:23,839 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-28 17:17:23,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:17:23,839 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-28 17:17:23,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-28 17:17:23,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:23,841 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 17:17:23,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:17:23,842 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:23,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:23,842 INFO L82 PathProgramCache]: Analyzing trace with hash -308126725, now seen corresponding path program 1 times [2020-10-28 17:17:23,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:23,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1214302229] [2020-10-28 17:17:23,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:24,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 17:17:24,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:17:24,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 771 [2020-10-28 17:17:24,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:24,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:17:24,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:24,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:24,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:24,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:24,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:17:24,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:24,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:24,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:24,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:24,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:24,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:24,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:24,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:24,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:17:24,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-28 17:17:24,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:24,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:24,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:17:24,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:24,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:24,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:24,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:24,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:24,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:17:24,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:24,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:24,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:24,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:24,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:24,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:24,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:17:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:24,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:24,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:24,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:24,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:24,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:24,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:24,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:17:24,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1214302229] [2020-10-28 17:17:24,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:24,937 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:17:24,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315935405] [2020-10-28 17:17:24,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:17:24,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:24,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:17:24,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:17:24,939 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 8 states. [2020-10-28 17:17:25,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:25,420 INFO L93 Difference]: Finished difference Result 48 states and 65 transitions. [2020-10-28 17:17:25,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:17:25,421 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-28 17:17:25,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:25,423 INFO L225 Difference]: With dead ends: 48 [2020-10-28 17:17:25,423 INFO L226 Difference]: Without dead ends: 32 [2020-10-28 17:17:25,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:17:25,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-28 17:17:25,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-28 17:17:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-28 17:17:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2020-10-28 17:17:25,435 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 28 [2020-10-28 17:17:25,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:25,435 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2020-10-28 17:17:25,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:17:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2020-10-28 17:17:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-28 17:17:25,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:25,437 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 17:17:25,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:17:25,438 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:25,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:25,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1144313053, now seen corresponding path program 1 times [2020-10-28 17:17:25,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:25,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676492972] [2020-10-28 17:17:25,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:25,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:25,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:25,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:25,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:17:25,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 325 [2020-10-28 17:17:25,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:25,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:17:25,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:25,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:25,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:25,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:25,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:25,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:17:25,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:25,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:25,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:25,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:25,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:25,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:25,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:25,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:25,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:25,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-28 17:17:25,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:25,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:17:25,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:26,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:26,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:26,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:26,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:26,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:26,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:26,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:26,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:26,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:26,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:26,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:26,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:26,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:26,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:26,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:17:26,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:26,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:26,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:26,046 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:17:26,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676492972] [2020-10-28 17:17:26,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:26,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:17:26,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456967624] [2020-10-28 17:17:26,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:17:26,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:26,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:17:26,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:17:26,049 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand 8 states. [2020-10-28 17:17:26,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:26,373 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2020-10-28 17:17:26,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:17:26,374 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-10-28 17:17:26,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:26,376 INFO L225 Difference]: With dead ends: 38 [2020-10-28 17:17:26,376 INFO L226 Difference]: Without dead ends: 33 [2020-10-28 17:17:26,377 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 17:17:26,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-28 17:17:26,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 30. [2020-10-28 17:17:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-28 17:17:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2020-10-28 17:17:26,386 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 29 [2020-10-28 17:17:26,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:26,386 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2020-10-28 17:17:26,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:17:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2020-10-28 17:17:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-28 17:17:26,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:26,388 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:26,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:17:26,389 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:26,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:26,389 INFO L82 PathProgramCache]: Analyzing trace with hash 977084561, now seen corresponding path program 1 times [2020-10-28 17:17:26,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:26,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1086166827] [2020-10-28 17:17:26,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:26,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:26,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:26,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:26,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:26,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:26,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:17:26,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:26,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 564 [2020-10-28 17:17:26,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:26,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:26,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:26,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:26,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:17:26,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:27,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:27,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:27,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:27,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:27,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:27,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:27,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:27,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:27,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:27,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:27,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:27,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:27,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:27,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:17:27,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:27,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-28 17:17:27,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:27,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:27,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:27,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:27,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:17:27,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:27,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:27,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:27,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:27,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:27,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:27,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:27,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:27,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:27,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:27,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:27,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:27,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:27,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:17:27,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:27,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:27,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:17:27,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:17:27,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1086166827] [2020-10-28 17:17:27,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:27,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:17:27,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675530636] [2020-10-28 17:17:27,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:17:27,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:27,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:17:27,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:17:27,241 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand 8 states. [2020-10-28 17:17:27,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:27,612 INFO L93 Difference]: Finished difference Result 54 states and 73 transitions. [2020-10-28 17:17:27,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:17:27,612 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-28 17:17:27,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:27,615 INFO L225 Difference]: With dead ends: 54 [2020-10-28 17:17:27,615 INFO L226 Difference]: Without dead ends: 49 [2020-10-28 17:17:27,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:17:27,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-28 17:17:27,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2020-10-28 17:17:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-28 17:17:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 64 transitions. [2020-10-28 17:17:27,628 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 64 transitions. Word has length 30 [2020-10-28 17:17:27,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:27,629 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 64 transitions. [2020-10-28 17:17:27,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:17:27,629 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2020-10-28 17:17:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-28 17:17:27,632 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:27,632 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:27,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:17:27,632 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:27,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:27,633 INFO L82 PathProgramCache]: Analyzing trace with hash 451043308, now seen corresponding path program 2 times [2020-10-28 17:17:27,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:27,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1131174369] [2020-10-28 17:17:27,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:27,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:27,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:31,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:32,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-28 17:17:32,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:17:32,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:17:32,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:32,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:17:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:17:32,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:32,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:32,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:32,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:32,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:32,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:17:32,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:32,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:32,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:32,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:32,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:32,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:32,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:32,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:32,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:34,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:37,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 17:17:37,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:17:37,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:17:37,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:37,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:37,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:37,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:17:37,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:17:37,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:37,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:37,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:37,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:37,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:37,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-28 17:17:37,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:37,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:37,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:17:37,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:37,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:17:37,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:37,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:37,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:37,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:37,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:17:37,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:37,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:37,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:37,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:37,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:37,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:37,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:17:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:37,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:37,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:37,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:37,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:37,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:37,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:37,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:37,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:37,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:37,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:17:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:37,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:37,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:17:38,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:38,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 915 [2020-10-28 17:17:38,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:17:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 17:17:38,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:17:38,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:38,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:17:38,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:38,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:17:38,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:38,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:17:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:38,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:38,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:17:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:38,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:38,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,975 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 43 proven. 58 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2020-10-28 17:17:38,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1131174369] [2020-10-28 17:17:38,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:38,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:17:38,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422072768] [2020-10-28 17:17:38,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:17:38,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:38,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:17:38,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:17:38,981 INFO L87 Difference]: Start difference. First operand 46 states and 64 transitions. Second operand 10 states. [2020-10-28 17:17:39,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:39,506 INFO L93 Difference]: Finished difference Result 85 states and 125 transitions. [2020-10-28 17:17:39,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:17:39,507 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 67 [2020-10-28 17:17:39,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:39,509 INFO L225 Difference]: With dead ends: 85 [2020-10-28 17:17:39,509 INFO L226 Difference]: Without dead ends: 46 [2020-10-28 17:17:39,511 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:17:39,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-28 17:17:39,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 37. [2020-10-28 17:17:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-28 17:17:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 46 transitions. [2020-10-28 17:17:39,521 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 46 transitions. Word has length 67 [2020-10-28 17:17:39,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:39,521 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 46 transitions. [2020-10-28 17:17:39,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:17:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2020-10-28 17:17:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-28 17:17:39,523 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:39,523 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:39,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:17:39,524 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:39,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:39,524 INFO L82 PathProgramCache]: Analyzing trace with hash -922133351, now seen corresponding path program 2 times [2020-10-28 17:17:39,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:39,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2065854713] [2020-10-28 17:17:39,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:39,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:44,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-28 17:17:44,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:17:44,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:17:44,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:44,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 17:17:44,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:44,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:44,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:44,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:44,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:44,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:17:44,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:44,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:44,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:44,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:44,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:46,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:47,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 17:17:49,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:17:49,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:17:49,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:49,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:49,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-28 17:17:49,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:17:49,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:49,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:49,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:49,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:49,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:49,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:49,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:49,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:49,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:49,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:49,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:17:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:17:49,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:49,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:17:49,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:17:49,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:17:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:17:49,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:49,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:17:49,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:49,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:17:49,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:17:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:49,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:49,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:49,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:49,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:49,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 39 proven. 20 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-10-28 17:17:49,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2065854713] [2020-10-28 17:17:49,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:49,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:17:49,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165897667] [2020-10-28 17:17:49,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:17:49,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:49,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:17:49,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:17:49,789 INFO L87 Difference]: Start difference. First operand 37 states and 46 transitions. Second operand 8 states. [2020-10-28 17:17:50,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:50,239 INFO L93 Difference]: Finished difference Result 93 states and 141 transitions. [2020-10-28 17:17:50,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:17:50,240 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-28 17:17:50,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:50,243 INFO L225 Difference]: With dead ends: 93 [2020-10-28 17:17:50,244 INFO L226 Difference]: Without dead ends: 63 [2020-10-28 17:17:50,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:17:50,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-10-28 17:17:50,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 58. [2020-10-28 17:17:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-28 17:17:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2020-10-28 17:17:50,259 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 56 [2020-10-28 17:17:50,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:50,260 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2020-10-28 17:17:50,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:17:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2020-10-28 17:17:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-28 17:17:50,262 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:50,262 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:50,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:17:50,263 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:50,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:50,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1330488714, now seen corresponding path program 3 times [2020-10-28 17:17:50,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:50,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [744807329] [2020-10-28 17:17:50,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:50,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:51,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:52,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:55,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-28 17:17:55,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-28 17:17:55,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:17:55,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:55,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:17:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:17:55,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:55,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:55,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:55,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:55,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:55,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:55,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:55,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:55,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:55,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:55,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:17:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:55,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:55,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:57,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:57,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:58,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:58,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:58,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:58,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:58,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 17:18:00,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:18:00,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:18:00,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:18:00,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-28 17:18:00,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:18:00,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 17:18:00,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:18:00,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:18:00,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:18:00,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-28 17:18:00,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:00,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:00,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:18:00,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:18:00,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:00,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:00,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:00,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:00,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:00,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:00,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:18:00,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:18:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:00,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:00,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:00,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:00,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:00,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:00,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:18:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:00,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:00,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:00,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:00,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:00,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:00,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:18:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:18:00,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 17:18:00,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 17:18:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:00,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:00,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:00,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:00,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:00,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:00,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:00,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:18:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:00,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:00,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:00,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:00,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:00,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:00,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:00,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:00,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:00,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:00,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:00,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 49 proven. 43 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-28 17:18:00,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [744807329] [2020-10-28 17:18:00,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:00,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:18:00,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419352757] [2020-10-28 17:18:00,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:18:00,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:00,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:18:00,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:18:00,899 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand 12 states. [2020-10-28 17:18:01,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:01,432 INFO L93 Difference]: Finished difference Result 100 states and 163 transitions. [2020-10-28 17:18:01,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:18:01,433 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 67 [2020-10-28 17:18:01,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:01,439 INFO L225 Difference]: With dead ends: 100 [2020-10-28 17:18:01,439 INFO L226 Difference]: Without dead ends: 49 [2020-10-28 17:18:01,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:18:01,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-28 17:18:01,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-10-28 17:18:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-28 17:18:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 64 transitions. [2020-10-28 17:18:01,460 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 64 transitions. Word has length 67 [2020-10-28 17:18:01,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:01,460 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 64 transitions. [2020-10-28 17:18:01,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:18:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2020-10-28 17:18:01,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-28 17:18:01,461 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:01,462 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 17:18:01,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:18:01,462 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:01,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:01,463 INFO L82 PathProgramCache]: Analyzing trace with hash -756009077, now seen corresponding path program 3 times [2020-10-28 17:18:01,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:01,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1219899142] [2020-10-28 17:18:01,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:01,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:01,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:02,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:02,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:02,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:02,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:03,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:03,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:03,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:03,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:03,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:06,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 17:18:06,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:18:06,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:18:06,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:06,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:06,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:06,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:18:06,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:18:06,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:06,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:06,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:06,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:06,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:06,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:06,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:06,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:06,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:06,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:18:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:06,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:07,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:07,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:07,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:09,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:11,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:11,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:18:11,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:11,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:11,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:11,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:11,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 404 [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:12,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:18:12,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:12,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:12,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 17:18:12,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:18:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:12,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:18:12,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:12,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:12,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:12,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:12,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:12,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:12,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:12,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:12,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:18:12,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:12,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:12,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:12,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:12,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:12,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:12,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:12,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:12,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:12,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:12,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:12,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:12,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:12,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:12,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:12,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:12,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:12,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:12,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 22 proven. 127 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-28 17:18:12,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1219899142] [2020-10-28 17:18:12,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:12,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:18:12,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618554125] [2020-10-28 17:18:12,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:18:12,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:12,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:18:12,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:18:12,225 INFO L87 Difference]: Start difference. First operand 49 states and 64 transitions. Second operand 9 states. [2020-10-28 17:18:12,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:12,684 INFO L93 Difference]: Finished difference Result 72 states and 107 transitions. [2020-10-28 17:18:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:18:12,686 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-10-28 17:18:12,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:12,689 INFO L225 Difference]: With dead ends: 72 [2020-10-28 17:18:12,689 INFO L226 Difference]: Without dead ends: 67 [2020-10-28 17:18:12,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:18:12,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-10-28 17:18:12,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 54. [2020-10-28 17:18:12,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-10-28 17:18:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2020-10-28 17:18:12,722 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 84 [2020-10-28 17:18:12,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:12,723 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2020-10-28 17:18:12,723 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:18:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2020-10-28 17:18:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-28 17:18:12,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:12,726 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 10, 10, 10, 10, 10, 10, 10, 8, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:12,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:18:12,728 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:12,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:12,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1178400456, now seen corresponding path program 4 times [2020-10-28 17:18:12,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:12,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1995592053] [2020-10-28 17:18:12,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:12,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:14,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:14,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:14,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:14,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:15,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:17,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 17:18:17,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-28 17:18:17,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:18:17,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:17,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:17,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:17,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 17:18:17,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-28 17:18:17,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:17,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:17,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:17,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:17,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:17,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:17,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:17,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:17,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:17,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:18:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:17,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:17,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:19,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:22,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-28 17:18:22,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:22,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:22,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:22,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:27,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:27,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:27,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:27,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-28 17:18:27,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-28 17:18:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:18:27,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:27,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:18:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:18:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 17:18:27,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:27,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:27,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:27,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:27,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:28,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:28,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:18:28,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-10-28 17:18:28,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:28,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:18:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:18:28,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:28,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:28,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:28,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:28,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:28,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:18:28,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:28,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:28,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:28,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:28,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:18:28,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:28,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:28,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:28,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:28,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:28,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:28,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:28,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:28,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:28,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:28,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:28,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:28,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:28,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:28,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:28,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 17:18:33,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:18:33,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:18:33,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:18:33,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:33,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-28 17:18:33,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:33,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:33,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:33,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:18:33,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:33,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:33,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:33,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:33,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:33,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:33,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:33,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:33,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:33,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:33,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:33,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:33,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:33,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:33,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:33,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:33,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:33,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:33,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:33,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:18:33,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:33,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:33,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:33,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:33,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:33,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:18:33,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:33,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 17:18:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:33,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:33,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 17:18:34,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:34,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 778 [2020-10-28 17:18:34,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:18:34,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:34,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:34,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:34,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:34,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:34,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:34,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:34,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:34,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:34,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:34,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:34,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:34,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:34,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:34,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:34,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:34,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:34,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:34,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:34,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:34,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:34,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:34,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:34,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:34,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:34,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:34,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 186 proven. 334 refuted. 0 times theorem prover too weak. 653 trivial. 0 not checked. [2020-10-28 17:18:34,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1995592053] [2020-10-28 17:18:34,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:34,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 17:18:34,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723545893] [2020-10-28 17:18:34,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:18:34,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:34,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:18:34,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:18:34,326 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 11 states. [2020-10-28 17:18:35,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:35,191 INFO L93 Difference]: Finished difference Result 99 states and 152 transitions. [2020-10-28 17:18:35,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 17:18:35,195 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 153 [2020-10-28 17:18:35,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:35,196 INFO L225 Difference]: With dead ends: 99 [2020-10-28 17:18:35,196 INFO L226 Difference]: Without dead ends: 55 [2020-10-28 17:18:35,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:18:35,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-28 17:18:35,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2020-10-28 17:18:35,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-28 17:18:35,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 66 transitions. [2020-10-28 17:18:35,221 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 66 transitions. Word has length 153 [2020-10-28 17:18:35,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:35,221 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 66 transitions. [2020-10-28 17:18:35,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:18:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2020-10-28 17:18:35,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-28 17:18:35,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:35,226 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:35,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:18:35,227 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:35,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:35,227 INFO L82 PathProgramCache]: Analyzing trace with hash 564299598, now seen corresponding path program 5 times [2020-10-28 17:18:35,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:35,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979467029] [2020-10-28 17:18:35,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:36,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 17:18:40,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:40,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:40,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:40,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:40,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:40,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:40,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:18:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:40,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:40,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:45,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-28 17:18:45,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:45,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:45,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:45,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:45,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:45,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:45,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:18:50,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:18:50,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:18:50,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:18:50,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:50,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:50,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:50,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:50,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:50,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:50,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:50,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:18:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:50,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:50,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:50,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:50,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:18:50,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:50,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:18:50,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:18:50,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:18:50,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:50,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:18:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:50,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:50,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:50,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:50,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:50,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:50,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:50,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:50,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:50,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:50,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:18:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:50,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:50,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:53,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:55,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:55,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:18:55,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:55,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:18:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:55,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:55,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:00,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:00,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:19:00,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:19:00,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:00,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:19:00,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:00,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:00,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 838 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:19:01,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:19:01,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:01,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:01,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:01,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:01,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:01,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:01,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:01,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:01,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:19:01,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:19:01,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:19:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:01,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:19:01,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:01,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:19:01,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:01,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:01,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:01,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:01,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:01,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:19:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:01,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:01,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:01,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:01,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 331 proven. 272 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2020-10-28 17:19:01,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [979467029] [2020-10-28 17:19:01,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:19:01,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 17:19:01,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358220416] [2020-10-28 17:19:01,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 17:19:01,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:19:01,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 17:19:01,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:19:01,550 INFO L87 Difference]: Start difference. First operand 52 states and 66 transitions. Second operand 14 states. [2020-10-28 17:19:03,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:19:03,175 INFO L93 Difference]: Finished difference Result 147 states and 242 transitions. [2020-10-28 17:19:03,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 17:19:03,175 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 152 [2020-10-28 17:19:03,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:19:03,178 INFO L225 Difference]: With dead ends: 147 [2020-10-28 17:19:03,178 INFO L226 Difference]: Without dead ends: 83 [2020-10-28 17:19:03,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=283, Invalid=907, Unknown=0, NotChecked=0, Total=1190 [2020-10-28 17:19:03,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-28 17:19:03,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 77. [2020-10-28 17:19:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-28 17:19:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 98 transitions. [2020-10-28 17:19:03,195 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 98 transitions. Word has length 152 [2020-10-28 17:19:03,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:19:03,195 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 98 transitions. [2020-10-28 17:19:03,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 17:19:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2020-10-28 17:19:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-28 17:19:03,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:19:03,197 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:19:03,197 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 17:19:03,197 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:19:03,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:19:03,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1296121057, now seen corresponding path program 6 times [2020-10-28 17:19:03,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:19:03,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799099520] [2020-10-28 17:19:03,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:19:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:03,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:19:08,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:08,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:08,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:08,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:08,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:19:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:08,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-28 17:19:13,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:18,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:19:18,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 265 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:19:18,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:19:18,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:18,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:19:18,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:19:18,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:18,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:18,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:19:18,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:18,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:18,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:18,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:18,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:19:18,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:18,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:19:18,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:19:18,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:18,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:18,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:18,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:18,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:18,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:19:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:19:18,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:18,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:18,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:18,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:18,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:19:18,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:18,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:19:18,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:18,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:18,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:18,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:18,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:19:18,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:18,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:18,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:19:18,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:18,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:19:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 245 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2020-10-28 17:19:18,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799099520] [2020-10-28 17:19:18,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:19:18,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 17:19:18,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451989836] [2020-10-28 17:19:18,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:19:18,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:19:18,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:19:18,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:19:18,893 INFO L87 Difference]: Start difference. First operand 77 states and 98 transitions. Second operand 11 states. [2020-10-28 17:19:19,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:19:19,659 INFO L93 Difference]: Finished difference Result 92 states and 117 transitions. [2020-10-28 17:19:19,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 17:19:19,660 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 111 [2020-10-28 17:19:19,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:19:19,662 INFO L225 Difference]: With dead ends: 92 [2020-10-28 17:19:19,662 INFO L226 Difference]: Without dead ends: 81 [2020-10-28 17:19:19,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=296, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:19:19,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-28 17:19:19,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 74. [2020-10-28 17:19:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-10-28 17:19:19,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 94 transitions. [2020-10-28 17:19:19,690 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 94 transitions. Word has length 111 [2020-10-28 17:19:19,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:19:19,691 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 94 transitions. [2020-10-28 17:19:19,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:19:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2020-10-28 17:19:19,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-28 17:19:19,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:19:19,695 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 17:19:19,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 17:19:19,695 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:19:19,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:19:19,695 INFO L82 PathProgramCache]: Analyzing trace with hash -732775580, now seen corresponding path program 7 times [2020-10-28 17:19:19,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:19:19,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [293554527] [2020-10-28 17:19:19,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:19:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:19,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:19,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:20,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:20,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:20,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:24,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:19:24,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-28 17:19:24,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:24,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:24,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:24,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:24,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:24,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:24,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:24,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:24,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:24,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:24,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:19:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:24,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:24,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:24,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:24,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:25,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-28 17:19:29,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:29,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:29,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:29,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:32,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:19:34,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:34,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:35,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:39,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:19:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:19:39,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:39,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:39,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:39,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:39,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 313 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:19:40,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:40,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:19:40,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 17:19:40,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:19:40,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:19:40,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:40,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:40,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:40,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:40,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:40,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:40,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:40,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:40,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:40,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:40,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:40,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:19:40,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:40,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:19:40,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:40,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:40,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:19:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:40,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:19:40,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:40,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:19:40,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:40,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:19:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:19:40,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:19:40,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:19:40,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:19:40,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:19:40,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:40,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:40,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:40,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:19:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:19:40,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:40,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:19:40,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:19:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:40,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:40,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:40,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:40,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:40,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:40,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:40,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:40,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:40,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:40,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:40,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:40,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 116 proven. 521 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2020-10-28 17:19:40,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [293554527] [2020-10-28 17:19:40,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:19:40,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:19:40,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233180600] [2020-10-28 17:19:40,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:19:40,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:19:40,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:19:40,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:19:40,593 INFO L87 Difference]: Start difference. First operand 74 states and 94 transitions. Second operand 12 states. [2020-10-28 17:19:41,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:19:41,369 INFO L93 Difference]: Finished difference Result 166 states and 245 transitions. [2020-10-28 17:19:41,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:19:41,371 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 179 [2020-10-28 17:19:41,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:19:41,373 INFO L225 Difference]: With dead ends: 166 [2020-10-28 17:19:41,373 INFO L226 Difference]: Without dead ends: 98 [2020-10-28 17:19:41,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=164, Invalid=388, Unknown=0, NotChecked=0, Total=552 [2020-10-28 17:19:41,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-28 17:19:41,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 91. [2020-10-28 17:19:41,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-28 17:19:41,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 124 transitions. [2020-10-28 17:19:41,407 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 124 transitions. Word has length 179 [2020-10-28 17:19:41,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:19:41,411 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 124 transitions. [2020-10-28 17:19:41,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:19:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2020-10-28 17:19:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2020-10-28 17:19:41,420 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:19:41,420 INFO L422 BasicCegarLoop]: trace histogram [51, 51, 42, 25, 25, 25, 25, 25, 25, 25, 17, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:19:41,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 17:19:41,421 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:19:41,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:19:41,421 INFO L82 PathProgramCache]: Analyzing trace with hash -2080665077, now seen corresponding path program 8 times [2020-10-28 17:19:41,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:19:41,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [628979824] [2020-10-28 17:19:41,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:19:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:41,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:41,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:42,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:43,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:43,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:43,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:45,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 467 [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5051 [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-28 17:19:46,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:19:46,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 305 [2020-10-28 17:19:46,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:46,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:46,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:46,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:46,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:46,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:19:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:46,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:46,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:47,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:47,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:49,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:50,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:50,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:50,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:50,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:50,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:51,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:51,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 451 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5051 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-28 17:19:51,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:51,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:51,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:51,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:51,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:51,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:51,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:52,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:52,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:52,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:52,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:52,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:53,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:53,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:53,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:54,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:56,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:56,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-28 17:19:56,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:19:56,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:19:56,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:56,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:19:56,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:19:56,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-28 17:19:56,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:56,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:19:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:56,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:56,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:56,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:56,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:56,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:57,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:57,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:57,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:57,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:57,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:57,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:58,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:58,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:58,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:58,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:58,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:59,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:59,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:59,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:59,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:59,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:59,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:00,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:00,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:00,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:00,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:00,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:20:01,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:20:01,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:01,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:01,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:01,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:01,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:01,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:01,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:01,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:01,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:01,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:01,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:01,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:01,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:01,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:01,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:01,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:01,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:01,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:01,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:20:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:01,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:01,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:02,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:02,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:20:02,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 835 [2020-10-28 17:20:02,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:02,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:20:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:20:02,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:02,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:02,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:02,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:20:02,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:02,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:02,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:02,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:20:02,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:02,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:02,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:02,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:02,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:02,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:02,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:02,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:20:02,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:02,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:02,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:02,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:02,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:02,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:02,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:02,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:02,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:02,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:02,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:20:02,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:02,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:20:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:02,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:02,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:03,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 17:20:03,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:20:03,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 947 [2020-10-28 17:20:03,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:03,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:03,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:20:03,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:20:03,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-28 17:20:03,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:03,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:03,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:03,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:04,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 351 [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:04,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:20:04,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:04,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:04,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:04,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:04,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:04,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:04,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:04,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:04,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:04,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:04,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:04,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:04,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:04,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:04,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:04,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:04,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:04,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:04,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:04,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:04,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:04,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:04,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:04,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:04,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:04,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:04,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:04,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:04,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:04,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:04,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:04,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:04,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:04,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:04,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:04,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:04,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:04,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:04,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:04,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:04,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:04,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:04,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:20:04,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:04,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:04,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:20:04,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:04,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:20:04,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:04,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 17:20:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:04,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:04,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:05,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:07,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:08,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:08,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:09,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 236 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:09,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:09,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:09,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:09,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:10,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:10,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:10,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:10,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:10,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:11,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:11,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:20:14,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:20:14,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:20:14,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:20:14,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:14,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:14,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:14,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:14,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:14,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:20:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:14,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:20:14,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:14,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:14,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:20:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:14,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:14,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:14,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 17:20:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:14,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:14,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:14,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:14,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:14,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:14,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:14,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:14,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:14,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:14,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:14,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:14,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:14,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:14,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:14,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7161 backedges. 574 proven. 1151 refuted. 0 times theorem prover too weak. 5436 trivial. 0 not checked. [2020-10-28 17:20:14,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [628979824] [2020-10-28 17:20:14,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:20:14,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:20:14,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571194067] [2020-10-28 17:20:14,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:20:14,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:20:14,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:20:14,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:20:14,659 INFO L87 Difference]: Start difference. First operand 91 states and 124 transitions. Second operand 13 states. [2020-10-28 17:20:15,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:20:15,571 INFO L93 Difference]: Finished difference Result 173 states and 249 transitions. [2020-10-28 17:20:15,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 17:20:15,572 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 357 [2020-10-28 17:20:15,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:20:15,575 INFO L225 Difference]: With dead ends: 173 [2020-10-28 17:20:15,575 INFO L226 Difference]: Without dead ends: 89 [2020-10-28 17:20:15,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=196, Invalid=506, Unknown=0, NotChecked=0, Total=702 [2020-10-28 17:20:15,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-10-28 17:20:15,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2020-10-28 17:20:15,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-28 17:20:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 103 transitions. [2020-10-28 17:20:15,602 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 103 transitions. Word has length 357 [2020-10-28 17:20:15,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:20:15,604 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 103 transitions. [2020-10-28 17:20:15,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:20:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2020-10-28 17:20:15,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2020-10-28 17:20:15,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:20:15,612 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 17:20:15,613 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 17:20:15,613 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:20:15,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:20:15,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1063352715, now seen corresponding path program 9 times [2020-10-28 17:20:15,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:20:15,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1754554259] [2020-10-28 17:20:15,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:20:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:15,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:15,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:15,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:15,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:15,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:15,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:15,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:16,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:18,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:18,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:18,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:18,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:18,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 466 [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-28 17:20:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:20:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 287 [2020-10-28 17:20:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:20,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:20:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:20,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:20,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:20,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:20,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:20,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:20,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:20:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:20,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:20,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:21,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:21,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:21,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:21,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:21,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:21,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:22,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:23,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:25,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-28 17:20:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:20:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 287 [2020-10-28 17:20:25,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:25,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:25,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:25,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:25,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:25,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:26,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:28,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:30,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:20:30,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:30,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-28 17:20:30,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:30,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:30,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:30,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:31,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:35,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:35,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:20:35,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:20:35,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:36,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:36,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:36,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:37,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:37,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:37,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:37,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:37,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:37,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:20:41,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:41,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:20:41,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:41,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:41,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:41,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:41,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:41,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:41,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:41,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1159 [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:20:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:20:42,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:42,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:20:42,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:42,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:20:42,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:42,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:20:42,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:20:42,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:20:42,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:42,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:20:42,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:42,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:20:42,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:42,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:42,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:20:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:20:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:42,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:20:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:42,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:20:42,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:42,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:20:42,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:42,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:20:42,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:20:42,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:42,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:42,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:42,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:42,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:42,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:42,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:42,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:42,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:42,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:42,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:42,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:42,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:20:42,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-28 17:20:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:42,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:42,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:43,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:20:47,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:20:47,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-28 17:20:47,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:47,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:47,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:47,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:48,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:48,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:48,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:48,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:48,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:52,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-28 17:20:52,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:52,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:20:52,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:52,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:52,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:52,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:53,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:57,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:20:57,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:57,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:20:57,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:57,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:57,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:57,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:57,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:57,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:57,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:57,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 662 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:20:58,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:20:58,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:20:58,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:20:58,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:20:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:20:58,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:20:58,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:58,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:20:58,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:58,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:20:58,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:58,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:58,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:20:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:20:58,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 17:20:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:20:58,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:20:58,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:20:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:20:58,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:20:58,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:20:58,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:58,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:20:58,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:58,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:20:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:20:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:20:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:20:58,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:20:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:20:58,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:20:58,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:20:58,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:20:58,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:20:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 1059 proven. 1595 refuted. 0 times theorem prover too weak. 4466 trivial. 0 not checked. [2020-10-28 17:20:58,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1754554259] [2020-10-28 17:20:58,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:20:58,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-28 17:20:58,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728855716] [2020-10-28 17:20:58,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-28 17:20:58,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:20:58,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-28 17:20:58,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:20:58,829 INFO L87 Difference]: Start difference. First operand 82 states and 103 transitions. Second operand 21 states. [2020-10-28 17:21:01,037 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-10-28 17:21:01,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:21:01,291 INFO L93 Difference]: Finished difference Result 189 states and 280 transitions. [2020-10-28 17:21:01,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 17:21:01,292 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 356 [2020-10-28 17:21:01,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:21:01,294 INFO L225 Difference]: With dead ends: 189 [2020-10-28 17:21:01,295 INFO L226 Difference]: Without dead ends: 114 [2020-10-28 17:21:01,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 100 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=395, Invalid=1327, Unknown=0, NotChecked=0, Total=1722 [2020-10-28 17:21:01,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-28 17:21:01,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 103. [2020-10-28 17:21:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-28 17:21:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 133 transitions. [2020-10-28 17:21:01,310 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 133 transitions. Word has length 356 [2020-10-28 17:21:01,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:21:01,311 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 133 transitions. [2020-10-28 17:21:01,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-28 17:21:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 133 transitions. [2020-10-28 17:21:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-10-28 17:21:01,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:01,315 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 17:21:01,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-28 17:21:01,316 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:01,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:01,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1616639890, now seen corresponding path program 10 times [2020-10-28 17:21:01,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:01,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [98743728] [2020-10-28 17:21:01,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:01,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:01,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:01,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:01,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:01,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:01,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:01,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:03,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:03,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:06,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-28 17:21:06,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:21:06,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 17:21:06,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:06,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:06,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:21:06,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:21:06,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 265 [2020-10-28 17:21:06,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:06,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:21:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:06,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:06,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:21:06,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:06,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:21:06,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:06,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:06,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:21:06,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:06,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:21:06,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:06,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:21:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:06,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:06,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:07,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:08,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:11,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:11,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-28 17:21:11,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:21:11,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:21:11,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:11,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:21:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:21:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 359 [2020-10-28 17:21:11,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:11,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:21:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:11,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:11,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:11,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:11,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:11,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:11,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:13,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:13,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:13,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking...