/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=SHALLOWEST --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_2calls_25-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 04:03:28,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 04:03:28,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 04:03:28,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 04:03:28,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 04:03:28,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 04:03:28,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 04:03:28,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 04:03:28,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 04:03:28,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 04:03:28,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 04:03:28,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 04:03:28,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 04:03:28,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 04:03:28,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 04:03:28,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 04:03:28,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 04:03:28,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 04:03:28,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 04:03:28,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 04:03:28,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 04:03:28,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 04:03:28,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 04:03:28,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 04:03:28,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 04:03:28,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 04:03:28,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 04:03:28,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 04:03:28,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 04:03:28,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 04:03:28,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 04:03:28,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 04:03:28,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 04:03:28,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 04:03:28,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 04:03:28,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 04:03:28,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 04:03:28,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 04:03:28,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 04:03:28,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 04:03:28,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 04:03:28,349 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 [2020-10-27 04:03:28,377 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 04:03:28,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 04:03:28,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 04:03:28,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 04:03:28,379 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 04:03:28,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 04:03:28,380 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 04:03:28,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 04:03:28,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 04:03:28,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 04:03:28,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 04:03:28,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 04:03:28,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 04:03:28,384 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 04:03:28,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 04:03:28,385 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 04:03:28,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 04:03:28,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 04:03:28,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 04:03:28,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 04:03:28,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 04:03:28,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 04:03:28,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 04:03:28,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 04:03:28,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 04:03:28,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 04:03:28,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 04:03:28,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 04:03:28,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 04:03:28,387 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 04:03:28,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 04:03:28,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 04:03:28,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 04:03:28,842 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 04:03:28,843 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 04:03:28,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-10-27 04:03:28,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/070c5427d/803945b15cec4f1588ca2a8af70b9e50/FLAG6170f1600 [2020-10-27 04:03:29,726 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 04:03:29,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-10-27 04:03:29,735 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/070c5427d/803945b15cec4f1588ca2a8af70b9e50/FLAG6170f1600 [2020-10-27 04:03:30,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/070c5427d/803945b15cec4f1588ca2a8af70b9e50 [2020-10-27 04:03:30,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 04:03:30,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 04:03:30,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 04:03:30,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 04:03:30,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 04:03:30,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9ad935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30, skipping insertion in model container [2020-10-27 04:03:30,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 04:03:30,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 04:03:30,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 04:03:30,361 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 04:03:30,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 04:03:30,399 INFO L208 MainTranslator]: Completed translation [2020-10-27 04:03:30,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30 WrapperNode [2020-10-27 04:03:30,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 04:03:30,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 04:03:30,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 04:03:30,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 04:03:30,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (1/1) ... [2020-10-27 04:03:30,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 04:03:30,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 04:03:30,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 04:03:30,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 04:03:30,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (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 [2020-10-27 04:03:30,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 04:03:30,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 04:03:30,523 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 04:03:30,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-27 04:03:30,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-27 04:03:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 04:03:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 04:03:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 04:03:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 04:03:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 04:03:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 04:03:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-27 04:03:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-27 04:03:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 04:03:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 04:03:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 04:03:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 04:03:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 04:03:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 04:03:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 04:03:31,008 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 04:03:31,008 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 04:03:31,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:03:31 BoogieIcfgContainer [2020-10-27 04:03:31,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 04:03:31,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 04:03:31,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 04:03:31,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 04:03:31,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 04:03:30" (1/3) ... [2020-10-27 04:03:31,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50472934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 04:03:31, skipping insertion in model container [2020-10-27 04:03:31,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:03:30" (2/3) ... [2020-10-27 04:03:31,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50472934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 04:03:31, skipping insertion in model container [2020-10-27 04:03:31,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:03:31" (3/3) ... [2020-10-27 04:03:31,023 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_25-1.c [2020-10-27 04:03:31,036 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 04:03:31,043 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 04:03:31,058 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 04:03:31,106 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 04:03:31,106 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 04:03:31,107 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 04:03:31,107 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 04:03:31,107 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 04:03:31,107 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 04:03:31,108 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 04:03:31,108 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 04:03:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2020-10-27 04:03:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-27 04:03:31,144 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:31,145 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:31,145 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:31,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:31,155 INFO L82 PathProgramCache]: Analyzing trace with hash 219823047, now seen corresponding path program 1 times [2020-10-27 04:03:31,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:31,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1868609875] [2020-10-27 04:03:31,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:31,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:32,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:32,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 04:03:32,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:03:32,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 672 [2020-10-27 04:03:32,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:32,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:03:32,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:32,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:03:32,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 04:03:32,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:32,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:32,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:32,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:32,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:32,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 04:03:32,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:32,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:32,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:32,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:32,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:32,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:32,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:32,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:03:32,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:03:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:03:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:03:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:32,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 04:03:32,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1868609875] [2020-10-27 04:03:32,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 04:03:32,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 04:03:32,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730739752] [2020-10-27 04:03:32,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 04:03:32,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:03:32,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 04:03:32,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-27 04:03:32,321 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 6 states. [2020-10-27 04:03:32,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:03:32,808 INFO L93 Difference]: Finished difference Result 50 states and 60 transitions. [2020-10-27 04:03:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 04:03:32,811 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-27 04:03:32,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:03:32,833 INFO L225 Difference]: With dead ends: 50 [2020-10-27 04:03:32,833 INFO L226 Difference]: Without dead ends: 32 [2020-10-27 04:03:32,838 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 [2020-10-27 04:03:32,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-27 04:03:32,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2020-10-27 04:03:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-27 04:03:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-27 04:03:32,907 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 15 [2020-10-27 04:03:32,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:03:32,908 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-27 04:03:32,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 04:03:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-27 04:03:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-27 04:03:32,911 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:32,911 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:32,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 04:03:32,912 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:32,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:32,913 INFO L82 PathProgramCache]: Analyzing trace with hash 2083135015, now seen corresponding path program 1 times [2020-10-27 04:03:32,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:32,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [751623551] [2020-10-27 04:03:32,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:32,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:33,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:33,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:33,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:35,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 04:03:35,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:03:35,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2334 [2020-10-27 04:03:35,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:35,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:03:35,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:35,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 04:03:35,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:35,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:35,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:35,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:35,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:35,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:03:35,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:35,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:35,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:35,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:35,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:35,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:35,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:35,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:03:35,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:03:35,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 139 [2020-10-27 04:03:35,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:35,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:03:35,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:03:35,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 04:03:35,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:35,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:35,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:35,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:35,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:35,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 04:03:35,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:35,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:35,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:35,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:03:35,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:35,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:03:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:35,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:35,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:35,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:35,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 04:03:35,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:35,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:35,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:35,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:35,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:03:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 04:03:35,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [751623551] [2020-10-27 04:03:35,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 04:03:35,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 04:03:35,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082966687] [2020-10-27 04:03:35,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 04:03:35,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:03:35,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 04:03:35,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-27 04:03:35,654 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 8 states. [2020-10-27 04:03:36,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:03:36,293 INFO L93 Difference]: Finished difference Result 44 states and 55 transitions. [2020-10-27 04:03:36,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 04:03:36,294 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-27 04:03:36,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:03:36,296 INFO L225 Difference]: With dead ends: 44 [2020-10-27 04:03:36,297 INFO L226 Difference]: Without dead ends: 39 [2020-10-27 04:03:36,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-27 04:03:36,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-27 04:03:36,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2020-10-27 04:03:36,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-27 04:03:36,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-27 04:03:36,311 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 28 [2020-10-27 04:03:36,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:03:36,312 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-27 04:03:36,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 04:03:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-27 04:03:36,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-27 04:03:36,314 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:36,314 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:36,315 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 04:03:36,315 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:36,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:36,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1703344845, now seen corresponding path program 1 times [2020-10-27 04:03:36,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:36,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [454493250] [2020-10-27 04:03:36,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:36,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:37,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:03:37,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 04:03:37,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1554 [2020-10-27 04:03:37,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:37,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:03:37,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:37,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 04:03:37,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:37,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:37,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:37,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:37,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:03:37,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:37,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:37,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:37,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:38,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 04:03:38,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:03:38,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-27 04:03:38,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:38,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:03:38,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:03:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:03:38,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:38,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:38,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:38,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:38,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:38,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:03:38,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:38,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:38,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:38,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:03:38,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:38,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:38,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:38,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:38,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:38,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:03:38,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:03:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 04:03:38,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [454493250] [2020-10-27 04:03:38,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:03:38,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 04:03:38,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574045553] [2020-10-27 04:03:38,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 04:03:38,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:03:38,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 04:03:38,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-27 04:03:38,203 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 8 states. [2020-10-27 04:03:38,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:03:38,636 INFO L93 Difference]: Finished difference Result 52 states and 69 transitions. [2020-10-27 04:03:38,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 04:03:38,637 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-27 04:03:38,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:03:38,639 INFO L225 Difference]: With dead ends: 52 [2020-10-27 04:03:38,639 INFO L226 Difference]: Without dead ends: 47 [2020-10-27 04:03:38,640 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-27 04:03:38,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-10-27 04:03:38,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 39. [2020-10-27 04:03:38,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-10-27 04:03:38,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2020-10-27 04:03:38,653 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 51 transitions. Word has length 30 [2020-10-27 04:03:38,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:03:38,653 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 51 transitions. [2020-10-27 04:03:38,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 04:03:38,654 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2020-10-27 04:03:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-27 04:03:38,656 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:38,656 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:38,656 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 04:03:38,656 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:38,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:38,657 INFO L82 PathProgramCache]: Analyzing trace with hash -388953478, now seen corresponding path program 1 times [2020-10-27 04:03:38,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:38,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [157509310] [2020-10-27 04:03:38,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:38,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:39,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:39,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:39,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:39,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:43,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 04:03:43,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 04:03:43,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:03:43,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:03:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 04:03:43,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:03:43,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:43,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:43,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:43,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:43,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:43,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:43,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:43,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:43,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:43,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:43,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:45,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:45,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:03:45,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 04:03:45,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2068 [2020-10-27 04:03:45,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:03:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:03:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 04:03:45,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:45,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:45,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:45,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:45,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:45,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:45,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:03:45,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:03:45,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 04:03:45,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:45,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:03:45,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:45,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:03:45,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:45,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:45,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:45,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:45,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:45,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:45,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:45,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:45,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:03:45,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:45,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:03:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:45,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:45,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:45,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:45,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:45,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:03:45,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:45,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:45,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:45,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:45,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:46,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 04:03:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:46,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:46,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:46,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:46,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:46,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:46,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:46,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:46,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:46,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:03:46,032 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 04:03:46,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [157509310] [2020-10-27 04:03:46,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:03:46,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 04:03:46,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033703918] [2020-10-27 04:03:46,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 04:03:46,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:03:46,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 04:03:46,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 04:03:46,035 INFO L87 Difference]: Start difference. First operand 39 states and 51 transitions. Second operand 10 states. [2020-10-27 04:03:46,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:03:46,730 INFO L93 Difference]: Finished difference Result 96 states and 153 transitions. [2020-10-27 04:03:46,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 04:03:46,731 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 42 [2020-10-27 04:03:46,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:03:46,734 INFO L225 Difference]: With dead ends: 96 [2020-10-27 04:03:46,734 INFO L226 Difference]: Without dead ends: 64 [2020-10-27 04:03:46,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2020-10-27 04:03:46,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-10-27 04:03:46,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 57. [2020-10-27 04:03:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-27 04:03:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2020-10-27 04:03:46,751 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 42 [2020-10-27 04:03:46,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:03:46,751 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2020-10-27 04:03:46,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 04:03:46,752 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2020-10-27 04:03:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-27 04:03:46,754 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:46,754 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:46,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 04:03:46,755 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:46,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:46,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1996320528, now seen corresponding path program 1 times [2020-10-27 04:03:46,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:46,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [700769249] [2020-10-27 04:03:46,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:46,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:48,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:51,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 04:03:51,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 04:03:51,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:03:51,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:51,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:03:51,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:51,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 04:03:51,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:51,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:51,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:51,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:51,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:51,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 04:03:51,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:51,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:51,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:51,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:51,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:51,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:51,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:52,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 04:03:52,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 04:03:52,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 763 [2020-10-27 04:03:52,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:52,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:03:52,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:03:52,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:03:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:52,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:52,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:52,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 04:03:52,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:03:52,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-27 04:03:52,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:52,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:03:52,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:52,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 04:03:52,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:52,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:52,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:52,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:52,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:52,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:03:52,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:03:52,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:52,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:52,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:52,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:52,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:52,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:52,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:52,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:52,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 04:03:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:52,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:52,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:52,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:52,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:52,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:52,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:52,884 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 04:03:52,884 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [700769249] [2020-10-27 04:03:52,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:03:52,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 04:03:52,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886682464] [2020-10-27 04:03:52,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 04:03:52,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:03:52,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 04:03:52,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 04:03:52,887 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 10 states. [2020-10-27 04:03:53,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:03:53,454 INFO L93 Difference]: Finished difference Result 92 states and 151 transitions. [2020-10-27 04:03:53,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 04:03:53,454 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 44 [2020-10-27 04:03:53,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:03:53,458 INFO L225 Difference]: With dead ends: 92 [2020-10-27 04:03:53,458 INFO L226 Difference]: Without dead ends: 87 [2020-10-27 04:03:53,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-10-27 04:03:53,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-27 04:03:53,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 79. [2020-10-27 04:03:53,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-27 04:03:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 125 transitions. [2020-10-27 04:03:53,482 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 125 transitions. Word has length 44 [2020-10-27 04:03:53,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:03:53,482 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 125 transitions. [2020-10-27 04:03:53,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 04:03:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 125 transitions. [2020-10-27 04:03:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-27 04:03:53,488 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:53,488 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:53,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 04:03:53,488 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:53,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:53,489 INFO L82 PathProgramCache]: Analyzing trace with hash -839221162, now seen corresponding path program 1 times [2020-10-27 04:03:53,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:53,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1716079992] [2020-10-27 04:03:53,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:53,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:53,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:58,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 04:03:58,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 04:03:58,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 04:03:58,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:03:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:58,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 04:03:58,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:58,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:58,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:58,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:58,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:58,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:58,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:58,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:58,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:58,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:58,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:58,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:58,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:58,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:00,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:01,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:03,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-27 04:04:03,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-27 04:04:03,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 04:04:03,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:03,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 04:04:03,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:04:03,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 04:04:03,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:04:03,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:03,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:04,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:04:04,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 04:04:04,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 731 [2020-10-27 04:04:04,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:04,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:04:04,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:04,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:04:04,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:04,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:04,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:04,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:04:04,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:04:04,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 04:04:04,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:04,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:04:04,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:04,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:04:04,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:04,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:04,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:04,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:04,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:04,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:04:04,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:04,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:04:04,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:04,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:04,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:04,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:04:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:04,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:04,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:04,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:04,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:04,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:04,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:04,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:04,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:04:04,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:04,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 04:04:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:04,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:04,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:04,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:04,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 04:04:04,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:04,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:04,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:04,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:04,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:04,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 04:04:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:04,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:05,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:06,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:06,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:06,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:06,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:06,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:07,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:09,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 04:04:09,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-27 04:04:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 04:04:09,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:04:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:04:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-27 04:04:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:09,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:09,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:09,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:10,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:10,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:13,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:04:13,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 04:04:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3873 [2020-10-27 04:04:13,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:13,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:13,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:13,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:04:13,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:13,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:13,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:13,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 04:04:13,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:04:13,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 04:04:13,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:13,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:04:13,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:13,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:04:13,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:13,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:13,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:13,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:13,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:13,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:04:13,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:13,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:04:13,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:13,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:04:13,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:13,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:04:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:13,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:13,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:13,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:13,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:13,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:04:13,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:13,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:04:13,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:13,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 04:04:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:13,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:13,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:13,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:13,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:04:13,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:13,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:04:13,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:13,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:04:13,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:13,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:04:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:13,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:13,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:13,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:13,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:13,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:13,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:13,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:13,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:13,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:04:13,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:13,917 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 28 proven. 72 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-27 04:04:13,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1716079992] [2020-10-27 04:04:13,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:04:13,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 04:04:13,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027753385] [2020-10-27 04:04:13,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 04:04:13,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:04:13,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 04:04:13,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-27 04:04:13,920 INFO L87 Difference]: Start difference. First operand 79 states and 125 transitions. Second operand 17 states. [2020-10-27 04:04:15,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:04:15,555 INFO L93 Difference]: Finished difference Result 204 states and 394 transitions. [2020-10-27 04:04:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 04:04:15,557 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 96 [2020-10-27 04:04:15,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:04:15,560 INFO L225 Difference]: With dead ends: 204 [2020-10-27 04:04:15,560 INFO L226 Difference]: Without dead ends: 126 [2020-10-27 04:04:15,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=175, Invalid=817, Unknown=0, NotChecked=0, Total=992 [2020-10-27 04:04:15,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-27 04:04:15,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 106. [2020-10-27 04:04:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-27 04:04:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 173 transitions. [2020-10-27 04:04:15,591 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 173 transitions. Word has length 96 [2020-10-27 04:04:15,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:04:15,592 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 173 transitions. [2020-10-27 04:04:15,592 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 04:04:15,592 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 173 transitions. [2020-10-27 04:04:15,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 04:04:15,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:04:15,595 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:04:15,596 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 04:04:15,596 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:04:15,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:04:15,597 INFO L82 PathProgramCache]: Analyzing trace with hash 240228988, now seen corresponding path program 1 times [2020-10-27 04:04:15,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:04:15,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [620140398] [2020-10-27 04:04:15,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:04:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:15,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:15,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:15,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:15,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:15,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:16,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:16,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:16,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:16,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:16,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:16,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:17,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:18,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 04:04:20,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:20,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:04:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:20,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:20,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:04:20,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:20,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:04:20,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:20,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:04:20,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:20,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:04:20,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:20,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:04:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:20,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:20,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:21,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:24,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:25,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:25,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:25,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-27 04:04:25,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-27 04:04:25,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 04:04:25,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:04:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:04:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-27 04:04:25,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:25,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:25,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:25,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:25,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:26,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:04:26,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:04:26,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 370 [2020-10-27 04:04:26,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:04:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:04:26,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:26,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:26,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:26,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:04:26,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:04:26,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 04:04:26,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:26,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:04:26,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:04:26,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 04:04:26,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:26,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:26,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:26,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:26,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:04:26,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:26,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:04:26,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:26,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:04:26,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:26,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:04:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:26,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:26,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:26,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:26,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:26,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:26,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:26,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:26,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:04:26,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:26,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:04:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:26,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:26,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:26,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:26,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:04:26,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:26,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:26,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:26,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:04:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:26,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:26,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:28,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:28,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:31,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:04:31,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:04:31,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:04:31,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:04:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:04:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-27 04:04:31,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:31,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:31,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:31,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:32,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:32,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3118 [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:04:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:34,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 04:04:34,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:34,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:34,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:34,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 04:04:34,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 04:04:34,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-27 04:04:34,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:34,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:04:34,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:34,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 04:04:34,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:34,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:34,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:34,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:34,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:04:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:34,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:34,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:34,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:04:34,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:04:34,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:34,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:04:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:04:34,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:34,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 04:04:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:34,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:34,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:34,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:34,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:04:34,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:34,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:34,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:34,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 04:04:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:34,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:34,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:34,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:34,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:34,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:04:34,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:04:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:04:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:04:34,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 48 proven. 94 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-27 04:04:34,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [620140398] [2020-10-27 04:04:34,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:04:34,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 04:04:34,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301164718] [2020-10-27 04:04:34,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 04:04:34,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:04:34,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 04:04:34,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2020-10-27 04:04:34,822 INFO L87 Difference]: Start difference. First operand 106 states and 173 transitions. Second operand 20 states. [2020-10-27 04:04:36,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:04:36,922 INFO L93 Difference]: Finished difference Result 218 states and 387 transitions. [2020-10-27 04:04:36,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 04:04:36,924 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 98 [2020-10-27 04:04:36,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:04:36,926 INFO L225 Difference]: With dead ends: 218 [2020-10-27 04:04:36,926 INFO L226 Difference]: Without dead ends: 92 [2020-10-27 04:04:36,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=280, Invalid=1612, Unknown=0, NotChecked=0, Total=1892 [2020-10-27 04:04:36,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-27 04:04:36,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 80. [2020-10-27 04:04:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-27 04:04:36,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 104 transitions. [2020-10-27 04:04:36,945 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 104 transitions. Word has length 98 [2020-10-27 04:04:36,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:04:36,945 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 104 transitions. [2020-10-27 04:04:36,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 04:04:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2020-10-27 04:04:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-27 04:04:36,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:04:36,948 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:04:36,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 04:04:36,949 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:04:36,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:04:36,949 INFO L82 PathProgramCache]: Analyzing trace with hash 2107233529, now seen corresponding path program 1 times [2020-10-27 04:04:36,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:04:36,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [788345816] [2020-10-27 04:04:36,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:04:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:36,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:36,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:37,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:38,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:38,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:38,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:38,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:38,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:39,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:39,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:39,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:40,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:40,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:40,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:41,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:41,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-27 04:04:41,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-27 04:04:41,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 04:04:41,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:41,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:04:41,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:04:41,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 04:04:41,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:42,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:04:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:42,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:42,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:04:42,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:42,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:04:42,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:42,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:04:42,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:42,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:04:42,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:42,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:04:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:42,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:42,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:44,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:44,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:44,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:45,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:46,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:46,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:46,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:46,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:47,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 04:04:47,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:47,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:47,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:47,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:52,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:52,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:04:52,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 04:04:52,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 04:04:52,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:52,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:04:52,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:52,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 04:04:52,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:52,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:52,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:52,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:52,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:52,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:52,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:52,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:53,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:04:53,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:04:53,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1333 [2020-10-27 04:04:53,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:53,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:04:53,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:53,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:04:53,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:53,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:53,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:53,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:04:53,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:04:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 04:04:53,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:04:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:04:53,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:53,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:53,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:53,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:53,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:53,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:04:53,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:53,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:04:53,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:53,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:04:53,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:53,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:04:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:53,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:53,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:04:53,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:53,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:04:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:53,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:53,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:53,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:04:53,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:04:53,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:53,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:04:53,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:53,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:04:53,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:53,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:04:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:53,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:53,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:53,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:53,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:04:53,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:53,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:53,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:53,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:53,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:53,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 04:04:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:53,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:53,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:54,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:54,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:54,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:54,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:54,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:55,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:55,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:04:55,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 04:04:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1483 [2020-10-27 04:04:55,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:04:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:04:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-27 04:04:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:55,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:55,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:55,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:55,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:55,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:55,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:55,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:56,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:04:56,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:04:56,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 781 [2020-10-27 04:04:56,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:04:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:04:56,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:56,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:56,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:56,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:04:56,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:04:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 04:04:56,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:04:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:04:56,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:56,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:56,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:56,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:56,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:04:56,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:04:56,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:56,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:04:56,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:56,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:04:56,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:04:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:56,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:04:56,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:56,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:04:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:56,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:56,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:56,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:56,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:56,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:56,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:56,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:56,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:56,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:56,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:04:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:56,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:56,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:56,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:04:56,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:04:56,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:04:56,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:04:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:04:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:04:56,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:56,299 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 62 proven. 133 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-10-27 04:04:56,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [788345816] [2020-10-27 04:04:56,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:04:56,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 04:04:56,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490114363] [2020-10-27 04:04:56,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 04:04:56,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:04:56,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 04:04:56,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2020-10-27 04:04:56,302 INFO L87 Difference]: Start difference. First operand 80 states and 104 transitions. Second operand 22 states. [2020-10-27 04:04:58,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:04:58,659 INFO L93 Difference]: Finished difference Result 166 states and 250 transitions. [2020-10-27 04:04:58,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 04:04:58,660 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 112 [2020-10-27 04:04:58,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:04:58,663 INFO L225 Difference]: With dead ends: 166 [2020-10-27 04:04:58,663 INFO L226 Difference]: Without dead ends: 96 [2020-10-27 04:04:58,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 370 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=289, Invalid=1691, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 04:04:58,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-10-27 04:04:58,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 91. [2020-10-27 04:04:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-27 04:04:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 112 transitions. [2020-10-27 04:04:58,682 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 112 transitions. Word has length 112 [2020-10-27 04:04:58,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:04:58,683 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 112 transitions. [2020-10-27 04:04:58,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 04:04:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 112 transitions. [2020-10-27 04:04:58,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-10-27 04:04:58,686 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:04:58,686 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 14, 13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:04:58,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 04:04:58,687 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:04:58,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:04:58,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1556545965, now seen corresponding path program 1 times [2020-10-27 04:04:58,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:04:58,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [40529859] [2020-10-27 04:04:58,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:04:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:58,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:58,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:58,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:58,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:58,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:58,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:58,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:59,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:59,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:59,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:59,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:59,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 04:05:03,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:03,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:05:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:03,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:03,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:05:03,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:03,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:03,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:03,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:03,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:03,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:03,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:03,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:05:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:03,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:03,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:04,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:04,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:05,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:05,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:08,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:08,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-10-27 04:05:08,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:08,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:08,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:08,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:08,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:08,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:08,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:09,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:09,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:09,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:09,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:09,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:10,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:11,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:11,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:11,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:11,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:13,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:13,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 04:05:13,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-27 04:05:13,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 04:05:13,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:13,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 04:05:13,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:05:13,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 04:05:13,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:13,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:13,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:13,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:13,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:13,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:14,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:15,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:18,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:18,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:05:18,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 04:05:18,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:05:18,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:18,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 04:05:18,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:18,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 04:05:18,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:19,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:19,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:19,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:05:19,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:05:19,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 851 [2020-10-27 04:05:19,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:05:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:05:19,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:19,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:19,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:19,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:19,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:05:19,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:20,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:20,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:05:20,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:20,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:20,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:20,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:20,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:20,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:05:20,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:20,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:05:20,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:20,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:05:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:20,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:20,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:20,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:20,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:20,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:05:20,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:20,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:05:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:20,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:20,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:20,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:20,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:20,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:20,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:05:20,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:20,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 04:05:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:20,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:20,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1977 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-27 04:05:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 723 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:05:22,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:22,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:22,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:05:22,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:05:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:22,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:22,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:22,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:22,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:22,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:22,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:22,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:22,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:22,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:22,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:22,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:22,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:05:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:22,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:05:22,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:05:22,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:05:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:05:22,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:05:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:22,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:22,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:22,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:22,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:22,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:22,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:22,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:05:22,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:22,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 04:05:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:22,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:22,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:23,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:24,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:27,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:05:27,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:05:27,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:28,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:28,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:28,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:32,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:32,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4340 [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 04:05:32,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:32,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:32,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:32,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:32,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:32,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:32,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:32,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 791 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:05:33,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:33,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:33,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:33,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:33,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:05:33,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:05:33,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:33,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:33,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:33,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:33,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:33,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:33,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:33,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:33,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:33,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:33,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:33,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:33,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:33,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:33,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:33,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:05:33,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:33,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:33,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:33,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:33,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:05:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:33,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:33,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:33,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:05:33,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:05:33,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:33,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:05:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:05:33,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:33,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:05:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:33,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:33,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:33,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:33,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:33,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:05:33,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:33,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 04:05:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:33,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:33,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1134 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-27 04:05:34,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:34,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:05:34,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:34,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:34,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:34,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:34,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:34,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:34,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:34,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:34,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:34,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:34,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:34,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:34,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:34,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:34,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:05:34,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:34,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:34,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:05:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:34,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:34,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:34,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:34,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:34,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:34,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:05:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:34,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:34,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:34,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:34,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:34,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:34,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:34,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:34,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:34,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:34,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 206 proven. 486 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2020-10-27 04:05:34,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [40529859] [2020-10-27 04:05:34,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:05:34,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 04:05:34,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968309289] [2020-10-27 04:05:34,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 04:05:34,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:05:34,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 04:05:34,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2020-10-27 04:05:34,443 INFO L87 Difference]: Start difference. First operand 91 states and 112 transitions. Second operand 20 states. [2020-10-27 04:05:36,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:05:36,922 INFO L93 Difference]: Finished difference Result 198 states and 273 transitions. [2020-10-27 04:05:36,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 04:05:36,923 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 222 [2020-10-27 04:05:36,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:05:36,926 INFO L225 Difference]: With dead ends: 198 [2020-10-27 04:05:36,926 INFO L226 Difference]: Without dead ends: 114 [2020-10-27 04:05:36,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 65 SyntacticMatches, 2 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=271, Invalid=1535, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 04:05:36,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-27 04:05:36,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 105. [2020-10-27 04:05:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-27 04:05:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 130 transitions. [2020-10-27 04:05:36,947 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 130 transitions. Word has length 222 [2020-10-27 04:05:36,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:05:36,947 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 130 transitions. [2020-10-27 04:05:36,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 04:05:36,947 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 130 transitions. [2020-10-27 04:05:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-27 04:05:36,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:05:36,951 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 15, 15, 13, 13, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:05:36,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 04:05:36,952 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:05:36,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:05:36,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1636093027, now seen corresponding path program 2 times [2020-10-27 04:05:36,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:05:36,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [488528482] [2020-10-27 04:05:36,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:05:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:37,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:37,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:39,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:41,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:41,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-27 04:05:42,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:42,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:05:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:42,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:42,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:05:42,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:42,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:05:42,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:42,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:05:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:42,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:42,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:46,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:46,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:46,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:46,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:47,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-27 04:05:47,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 04:05:47,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 04:05:47,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:47,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 04:05:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 04:05:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 210 [2020-10-27 04:05:47,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:47,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:47,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:47,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:49,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:50,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:51,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:52,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-27 04:05:52,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-27 04:05:52,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 04:05:52,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:05:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:05:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 04:05:52,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:52,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:52,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:53,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:53,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:53,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:53,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:53,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:53,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:05:57,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 04:05:57,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:05:57,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:05:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:05:57,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:05:57,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:57,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:57,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:57,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:57,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:05:57,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:57,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:57,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:05:57,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:57,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:05:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:57,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:05:57,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:05:57,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:05:57,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:05:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:57,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:05:57,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 04:05:57,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:05:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:05:57,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:57,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:05:57,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:05:57,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:05:57,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:05:57,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:05:57,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:05:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:05:57,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:05:57,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-27 04:05:57,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:05:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:05:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:05:57,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:05:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:05:57,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:05:57,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 04:05:57,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:05:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:05:57,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:05:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:57,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:05:57,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:05:57,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:05:57,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:05:57,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:05:57,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:05:57,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:05:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:05:57,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:05:57,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 04:05:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:05:57,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:05:58,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:00,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:01,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:01,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:01,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:01,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:01,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:02,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:02,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:02,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-27 04:06:02,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 04:06:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:06:02,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:02,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:06:02,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:06:02,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-27 04:06:02,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:03,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:03,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:03,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:05,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:05,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:06:08,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:08,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:08,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:08,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:06:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:13,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:13,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 804 [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:06:13,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:13,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:06:13,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:13,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:13,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:13,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:13,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:13,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:06:13,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:13,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:13,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:13,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:06:13,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:13,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:13,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:13,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:13,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:13,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:13,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:13,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:13,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:13,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:13,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:13,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:13,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:13,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:13,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:13,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:14,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:06:14,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:06:14,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:06:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:06:14,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:06:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:14,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:06:14,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:14,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:06:14,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:14,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:14,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:06:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:14,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:06:14,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:14,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:14,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:14,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:14,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:14,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:14,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 04:06:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:14,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:06:14,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:14,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:06:14,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:14,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:14,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:14,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:14,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:14,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:14,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:14,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:14,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:14,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 299 proven. 460 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2020-10-27 04:06:14,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [488528482] [2020-10-27 04:06:14,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:06:14,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-27 04:06:14,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440226644] [2020-10-27 04:06:14,171 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-27 04:06:14,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:06:14,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-27 04:06:14,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=578, Unknown=0, NotChecked=0, Total=650 [2020-10-27 04:06:14,172 INFO L87 Difference]: Start difference. First operand 105 states and 130 transitions. Second operand 26 states. [2020-10-27 04:06:16,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:06:16,393 INFO L93 Difference]: Finished difference Result 202 states and 265 transitions. [2020-10-27 04:06:16,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 04:06:16,394 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 233 [2020-10-27 04:06:16,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:06:16,396 INFO L225 Difference]: With dead ends: 202 [2020-10-27 04:06:16,396 INFO L226 Difference]: Without dead ends: 112 [2020-10-27 04:06:16,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=284, Invalid=1786, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 04:06:16,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-10-27 04:06:16,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2020-10-27 04:06:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-27 04:06:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 135 transitions. [2020-10-27 04:06:16,414 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 135 transitions. Word has length 233 [2020-10-27 04:06:16,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:06:16,415 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 135 transitions. [2020-10-27 04:06:16,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-27 04:06:16,415 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 135 transitions. [2020-10-27 04:06:16,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-10-27 04:06:16,425 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:06:16,426 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 17, 16, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:06:16,426 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 04:06:16,426 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:06:16,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:06:16,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1934843854, now seen corresponding path program 3 times [2020-10-27 04:06:16,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:06:16,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510239234] [2020-10-27 04:06:16,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:06:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:16,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:16,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:17,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:17,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:17,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:17,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:17,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:17,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:18,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:18,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:18,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:21,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-27 04:06:21,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-27 04:06:21,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-27 04:06:21,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:06:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:06:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 04:06:21,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:21,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:06:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:21,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:21,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:21,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:06:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:21,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:22,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:23,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-27 04:06:26,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:06:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-27 04:06:26,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:26,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:26,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:26,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:27,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:27,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:27,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:27,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:28,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:29,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:06:31,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:31,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:31,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:31,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:32,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:35,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:36,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:06:36,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-27 04:06:36,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:06:36,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:36,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:06:36,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:36,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:06:36,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:36,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:36,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:36,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 461 [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:06:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:06:37,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:06:37,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:37,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:37,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:37,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:06:37,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:06:37,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:37,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:37,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:37,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:06:37,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:06:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:37,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:06:37,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 04:06:37,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:06:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:06:37,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:37,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:06:37,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 04:06:37,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:06:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:06:37,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:37,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:06:37,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:06:37,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:06:37,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:06:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:37,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:06:37,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:06:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:37,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:37,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:37,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:37,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:37,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:37,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:37,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:37,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:37,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:37,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:37,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:37,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 04:06:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:37,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:37,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:38,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:39,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:39,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:42,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-27 04:06:42,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:42,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:42,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:42,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:42,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:43,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:06:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:47,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:47,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:47,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:48,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:52,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:52,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:06:52,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:52,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:52,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:52,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 872 [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:53,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:06:53,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:53,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:53,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:53,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:53,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:06:53,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:06:54,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:06:54,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:06:54,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:54,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:06:54,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:06:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:54,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:06:54,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:54,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:06:54,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:54,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:06:54,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:06:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:54,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 04:06:54,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:06:54,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:54,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:54,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:54,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 04:06:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:06:54,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 04:06:54,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:06:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 04:06:54,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:54,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:06:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:06:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:06:54,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:06:54,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:06:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:06:54,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:06:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:54,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:54,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:06:54,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:06:54,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:06:54,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:06:54,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:06:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:06:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:06:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:06:54,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:06:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 295 proven. 801 refuted. 0 times theorem prover too weak. 1120 trivial. 0 not checked. [2020-10-27 04:06:54,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510239234] [2020-10-27 04:06:54,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:06:54,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-27 04:06:54,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183214950] [2020-10-27 04:06:54,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-27 04:06:54,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:06:54,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-27 04:06:54,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2020-10-27 04:06:54,309 INFO L87 Difference]: Start difference. First operand 109 states and 135 transitions. Second operand 29 states. [2020-10-27 04:06:57,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:06:57,321 INFO L93 Difference]: Finished difference Result 229 states and 327 transitions. [2020-10-27 04:06:57,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 04:06:57,322 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 288 [2020-10-27 04:06:57,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:06:57,325 INFO L225 Difference]: With dead ends: 229 [2020-10-27 04:06:57,325 INFO L226 Difference]: Without dead ends: 135 [2020-10-27 04:06:57,328 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 76 SyntacticMatches, 6 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=409, Invalid=2561, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 04:06:57,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-27 04:06:57,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 129. [2020-10-27 04:06:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-27 04:06:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 166 transitions. [2020-10-27 04:06:57,349 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 166 transitions. Word has length 288 [2020-10-27 04:06:57,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:06:57,349 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 166 transitions. [2020-10-27 04:06:57,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-27 04:06:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 166 transitions. [2020-10-27 04:06:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-27 04:06:57,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:06:57,354 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 14, 14, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 6, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:06:57,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 04:06:57,355 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:06:57,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:06:57,355 INFO L82 PathProgramCache]: Analyzing trace with hash -553941294, now seen corresponding path program 4 times [2020-10-27 04:06:57,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:06:57,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172621844] [2020-10-27 04:06:57,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:06:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:06:57,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:57,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:57,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:57,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:57,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:57,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:58,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:06:58,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 325 [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:07:02,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:07:02,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 177 [2020-10-27 04:07:02,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:07:02,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:07:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:07:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:07:02,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:07:02,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:07:02,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:07:02,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:07:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:07:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:07:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:07:02,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:07:02,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:07:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:07:02,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:02,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:03,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:03,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:05,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:05,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:05,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:06,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:07:07,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-27 04:07:07,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:07:07,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:07:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:07:07,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:07,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:08,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:08,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:08,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:09,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:07:12,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-27 04:07:12,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:07:12,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:07:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:07:12,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:12,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:13,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:13,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:13,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:13,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:14,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:07:17,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:07:17,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:07:17,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:07:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:07:17,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:17,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:18,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:07:18,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking...