/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 12:03:40,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 12:03:40,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 12:03:40,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 12:03:40,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 12:03:40,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 12:03:40,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 12:03:40,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 12:03:40,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 12:03:40,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 12:03:40,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 12:03:40,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 12:03:40,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 12:03:40,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 12:03:40,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 12:03:40,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 12:03:40,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 12:03:40,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 12:03:40,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 12:03:40,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 12:03:40,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 12:03:40,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 12:03:40,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 12:03:40,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 12:03:40,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 12:03:40,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 12:03:40,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 12:03:40,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 12:03:40,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 12:03:40,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 12:03:40,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 12:03:40,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 12:03:40,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 12:03:40,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 12:03:40,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 12:03:40,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 12:03:40,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 12:03:40,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 12:03:40,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 12:03:40,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 12:03:40,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 12:03:40,704 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 [2020-10-29 12:03:40,768 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 12:03:40,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 12:03:40,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 12:03:40,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 12:03:40,773 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 12:03:40,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 12:03:40,774 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 12:03:40,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 12:03:40,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 12:03:40,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 12:03:40,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 12:03:40,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 12:03:40,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 12:03:40,776 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 12:03:40,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 12:03:40,777 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 12:03:40,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 12:03:40,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 12:03:40,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 12:03:40,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 12:03:40,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 12:03:40,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 12:03:40,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 12:03:40,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 12:03:40,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 12:03:40,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 12:03:40,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 12:03:40,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 12:03:40,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 12:03:40,779 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 12:03:41,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 12:03:41,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 12:03:41,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 12:03:41,287 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 12:03:41,288 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 12:03:41,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-10-29 12:03:41,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8768abd4d/36312abcb6c546d080b070c984b29afd/FLAGa611280fe [2020-10-29 12:03:41,960 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 12:03:41,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-10-29 12:03:41,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8768abd4d/36312abcb6c546d080b070c984b29afd/FLAGa611280fe [2020-10-29 12:03:42,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8768abd4d/36312abcb6c546d080b070c984b29afd [2020-10-29 12:03:42,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 12:03:42,334 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 12:03:42,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 12:03:42,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 12:03:42,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 12:03:42,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3328c684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42, skipping insertion in model container [2020-10-29 12:03:42,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 12:03:42,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 12:03:42,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 12:03:42,554 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 12:03:42,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 12:03:42,589 INFO L208 MainTranslator]: Completed translation [2020-10-29 12:03:42,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42 WrapperNode [2020-10-29 12:03:42,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 12:03:42,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 12:03:42,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 12:03:42,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 12:03:42,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (1/1) ... [2020-10-29 12:03:42,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 12:03:42,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 12:03:42,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 12:03:42,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 12:03:42,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (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 [2020-10-29 12:03:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 12:03:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 12:03:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 12:03:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-29 12:03:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-29 12:03:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 12:03:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 12:03:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 12:03:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 12:03:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 12:03:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 12:03:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-29 12:03:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-29 12:03:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 12:03:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 12:03:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 12:03:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 12:03:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 12:03:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 12:03:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 12:03:43,000 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 12:03:43,001 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 12:03:43,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:03:43 BoogieIcfgContainer [2020-10-29 12:03:43,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 12:03:43,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 12:03:43,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 12:03:43,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 12:03:43,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 12:03:42" (1/3) ... [2020-10-29 12:03:43,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55224ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:03:43, skipping insertion in model container [2020-10-29 12:03:43,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:03:42" (2/3) ... [2020-10-29 12:03:43,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55224ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:03:43, skipping insertion in model container [2020-10-29 12:03:43,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:03:43" (3/3) ... [2020-10-29 12:03:43,030 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-2.c [2020-10-29 12:03:43,063 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 12:03:43,074 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 12:03:43,110 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 12:03:43,173 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 12:03:43,173 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 12:03:43,174 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 12:03:43,174 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 12:03:43,174 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 12:03:43,174 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 12:03:43,174 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 12:03:43,174 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 12:03:43,208 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2020-10-29 12:03:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-29 12:03:43,218 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:03:43,219 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:03:43,220 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:03:43,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:03:43,240 INFO L82 PathProgramCache]: Analyzing trace with hash 219823047, now seen corresponding path program 1 times [2020-10-29 12:03:43,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:03:43,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1202360258] [2020-10-29 12:03:43,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:03:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:43,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:43,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:44,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:44,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 12:03:44,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:03:44,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 677 [2020-10-29 12:03:44,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:44,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:03:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:03:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:03:44,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 12:03:44,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:03:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:44,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:44,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:44,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:03:44,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:44,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:03:44,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:44,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:44,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:44,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:03:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:44,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:44,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:44,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:44,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:44,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 12:03:44,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:44,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:44,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:03:44,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:03:44,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:03:44,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 12:03:44,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1202360258] [2020-10-29 12:03:44,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:03:44,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 12:03:44,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819391128] [2020-10-29 12:03:44,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 12:03:44,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:03:44,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 12:03:44,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 12:03:44,361 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 6 states. [2020-10-29 12:03:44,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:03:44,712 INFO L93 Difference]: Finished difference Result 50 states and 60 transitions. [2020-10-29 12:03:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 12:03:44,714 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-29 12:03:44,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:03:44,725 INFO L225 Difference]: With dead ends: 50 [2020-10-29 12:03:44,726 INFO L226 Difference]: Without dead ends: 32 [2020-10-29 12:03:44,729 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:03:44,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-29 12:03:44,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2020-10-29 12:03:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-29 12:03:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-29 12:03:44,784 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 15 [2020-10-29 12:03:44,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:03:44,785 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-29 12:03:44,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 12:03:44,785 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-29 12:03:44,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-29 12:03:44,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:03:44,788 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] [2020-10-29 12:03:44,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 12:03:44,789 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:03:44,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:03:44,790 INFO L82 PathProgramCache]: Analyzing trace with hash 2083135015, now seen corresponding path program 1 times [2020-10-29 12:03:44,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:03:44,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110890538] [2020-10-29 12:03:44,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:03:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:44,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:44,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:44,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:45,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:47,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 12:03:47,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:03:47,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2433 [2020-10-29 12:03:47,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:47,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:03:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:03:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 12:03:47,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:47,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:03:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:47,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:47,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:03:47,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:47,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:03:47,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:47,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:47,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:47,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:47,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:47,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:47,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:03:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:47,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:47,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:03:47,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:03:47,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 236 [2020-10-29 12:03:47,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:47,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:47,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:03:47,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:03:47,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:03:47,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:47,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:47,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:47,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:47,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:47,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:03:47,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:47,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:47,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:03:47,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:47,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:03:47,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:47,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:03:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:47,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:47,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:47,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:47,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:47,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:03:47,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:47,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:47,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:47,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:47,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:03:47,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:47,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 12:03:47,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110890538] [2020-10-29 12:03:47,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:03:47,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:03:47,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753121015] [2020-10-29 12:03:47,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:03:47,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:03:47,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:03:47,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:03:47,659 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 8 states. [2020-10-29 12:03:48,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:03:48,115 INFO L93 Difference]: Finished difference Result 44 states and 55 transitions. [2020-10-29 12:03:48,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:03:48,116 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-29 12:03:48,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:03:48,118 INFO L225 Difference]: With dead ends: 44 [2020-10-29 12:03:48,119 INFO L226 Difference]: Without dead ends: 39 [2020-10-29 12:03:48,120 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:03:48,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-29 12:03:48,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2020-10-29 12:03:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-29 12:03:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-29 12:03:48,133 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 28 [2020-10-29 12:03:48,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:03:48,134 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-29 12:03:48,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:03:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-29 12:03:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-29 12:03:48,136 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:03:48,136 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:03:48,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 12:03:48,137 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:03:48,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:03:48,137 INFO L82 PathProgramCache]: Analyzing trace with hash 752879968, now seen corresponding path program 1 times [2020-10-29 12:03:48,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:03:48,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2026358346] [2020-10-29 12:03:48,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:03:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:48,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:48,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:48,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:49,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:03:49,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:03:49,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1082 [2020-10-29 12:03:49,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:49,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:03:49,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:03:49,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 12:03:49,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:49,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:03:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:49,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:49,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:03:49,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:49,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:03:49,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:49,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:49,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:49,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:49,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:49,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:03:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:49,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:49,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:49,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:03:49,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-29 12:03:49,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:49,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:49,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:03:49,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:03:49,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:03:49,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:49,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:49,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:49,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:49,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:49,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:03:49,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:49,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:49,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:03:49,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:49,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:03:49,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:49,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:49,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:49,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:49,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:49,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:03:49,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:49,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:03:49,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 12:03:49,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2026358346] [2020-10-29 12:03:49,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:03:49,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:03:49,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680132973] [2020-10-29 12:03:49,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:03:49,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:03:49,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:03:49,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:03:49,472 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 8 states. [2020-10-29 12:03:49,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:03:49,864 INFO L93 Difference]: Finished difference Result 51 states and 68 transitions. [2020-10-29 12:03:49,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:03:49,864 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-10-29 12:03:49,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:03:49,867 INFO L225 Difference]: With dead ends: 51 [2020-10-29 12:03:49,867 INFO L226 Difference]: Without dead ends: 46 [2020-10-29 12:03:49,868 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 [2020-10-29 12:03:49,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-29 12:03:49,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 37. [2020-10-29 12:03:49,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-29 12:03:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-29 12:03:49,881 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 29 [2020-10-29 12:03:49,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:03:49,882 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-29 12:03:49,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:03:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-29 12:03:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-29 12:03:49,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:03:49,885 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1] [2020-10-29 12:03:49,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 12:03:49,885 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:03:49,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:03:49,886 INFO L82 PathProgramCache]: Analyzing trace with hash 2070859795, now seen corresponding path program 1 times [2020-10-29 12:03:49,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:03:49,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1819232693] [2020-10-29 12:03:49,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:03:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:49,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:49,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:50,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:50,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:50,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:50,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:52,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:54,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:54,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-29 12:03:54,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:03:54,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:03:54,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:54,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:03:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:03:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 12:03:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:54,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:03:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:54,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:54,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:54,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:03:54,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:54,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:03:54,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:54,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:54,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:54,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:54,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:03:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:54,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:54,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:54,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:55,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:55,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:55,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:55,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:56,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:03:56,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:03:56,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1385 [2020-10-29 12:03:56,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:56,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:03:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:03:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 12:03:56,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:56,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:56,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:56,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:03:56,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:03:56,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 12:03:56,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:56,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:03:56,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:56,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:56,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:56,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:56,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:56,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:56,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:56,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:56,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:56,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:56,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:56,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:56,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:03:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:56,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:56,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:56,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:56,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:56,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:56,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:56,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:56,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:03:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:56,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:56,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:56,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:56,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:03:56,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:56,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:56,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:03:56,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:56,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:03:56,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 12:03:56,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1819232693] [2020-10-29 12:03:56,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:03:56,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:03:56,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884062750] [2020-10-29 12:03:56,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:03:56,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:03:56,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:03:56,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:03:56,503 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 8 states. [2020-10-29 12:03:56,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:03:56,863 INFO L93 Difference]: Finished difference Result 52 states and 69 transitions. [2020-10-29 12:03:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:03:56,863 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-10-29 12:03:56,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:03:56,865 INFO L225 Difference]: With dead ends: 52 [2020-10-29 12:03:56,865 INFO L226 Difference]: Without dead ends: 47 [2020-10-29 12:03:56,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:03:56,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-10-29 12:03:56,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 39. [2020-10-29 12:03:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-10-29 12:03:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2020-10-29 12:03:56,877 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 51 transitions. Word has length 41 [2020-10-29 12:03:56,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:03:56,878 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 51 transitions. [2020-10-29 12:03:56,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:03:56,878 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2020-10-29 12:03:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-29 12:03:56,880 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:03:56,880 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] [2020-10-29 12:03:56,880 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 12:03:56,880 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:03:56,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:03:56,881 INFO L82 PathProgramCache]: Analyzing trace with hash -388953478, now seen corresponding path program 1 times [2020-10-29 12:03:56,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:03:56,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2016576039] [2020-10-29 12:03:56,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:03:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:56,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:56,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:57,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:57,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:57,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:57,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:58,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:01,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:01,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:04:01,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:04:01,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:04:01,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:01,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:01,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:04:01,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:04:01,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-29 12:04:01,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 12:04:01,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:04:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:01,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:01,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:01,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:04:01,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:01,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:04:01,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:01,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:01,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:01,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:01,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:01,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:01,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:04:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:01,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:01,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:01,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:02,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:02,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:02,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:02,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:03,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:03,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:04:03,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:04:03,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1950 [2020-10-29 12:04:03,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:03,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:03,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:04:03,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:04:03,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 12:04:03,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:03,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:03,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:03,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:03,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:03,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:03,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:04:03,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 12:04:03,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:03,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:03,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:03,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:03,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:04:03,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:03,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:03,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:03,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:03,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:03,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:03,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:03,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:03,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:03,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:03,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:03,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:03,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:03,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:03,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:03,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:03,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:03,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:03,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:03,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:03,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:03,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:03,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:03,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:03,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:03,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:04:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:04,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:04,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:04,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:04:04,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:04,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:04:04,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:04,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:04,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:04:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:04:04,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 12:04:04,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2016576039] [2020-10-29 12:04:04,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:04:04,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:04:04,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852154914] [2020-10-29 12:04:04,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:04:04,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:04:04,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:04:04,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:04:04,039 INFO L87 Difference]: Start difference. First operand 39 states and 51 transitions. Second operand 8 states. [2020-10-29 12:04:04,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:04:04,412 INFO L93 Difference]: Finished difference Result 52 states and 69 transitions. [2020-10-29 12:04:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:04:04,414 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2020-10-29 12:04:04,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:04:04,415 INFO L225 Difference]: With dead ends: 52 [2020-10-29 12:04:04,415 INFO L226 Difference]: Without dead ends: 47 [2020-10-29 12:04:04,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:04:04,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-10-29 12:04:04,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 37. [2020-10-29 12:04:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-29 12:04:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-29 12:04:04,434 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 42 [2020-10-29 12:04:04,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:04:04,437 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-29 12:04:04,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:04:04,437 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-29 12:04:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-29 12:04:04,440 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:04:04,440 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:04:04,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 12:04:04,441 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:04:04,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:04:04,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1887052013, now seen corresponding path program 1 times [2020-10-29 12:04:04,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:04:04,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [363491653] [2020-10-29 12:04:04,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:04:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:04,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:04,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:04,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:04,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:04,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:04,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:05,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:06,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:06,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:06,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:09,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-29 12:04:09,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:04:09,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-29 12:04:09,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:09,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:09,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:04:09,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:04:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-29 12:04:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:09,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:04:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:09,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:09,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:04:09,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:09,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:04:09,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:09,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:09,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:09,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:09,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:09,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:09,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:04:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:09,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:09,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:11,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:11,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:11,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:12,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:04:14,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:04:14,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:04:14,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:04:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:04:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 12:04:14,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:14,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:14,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:14,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:04:14,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 12:04:14,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:04:14,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:14,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:14,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:14,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:14,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:14,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:14,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:14,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:14,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:14,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:14,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:14,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:14,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:14,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:14,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:14,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:14,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:14,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:04:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:14,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:14,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:04:14,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 12:04:14,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:04:14,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:14,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:04:14,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:14,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:14,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:14,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:14,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:04:14,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:14,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:14,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:04:14,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:14,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:14,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:14,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:14,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:14,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:14,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:04:14,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:14,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:14,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:04:14,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:14,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:04:14,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 12:04:14,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [363491653] [2020-10-29 12:04:14,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:04:14,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 12:04:14,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14776769] [2020-10-29 12:04:14,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 12:04:14,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:04:14,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 12:04:14,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-29 12:04:14,836 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 10 states. [2020-10-29 12:04:15,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:04:15,479 INFO L93 Difference]: Finished difference Result 58 states and 83 transitions. [2020-10-29 12:04:15,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 12:04:15,483 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2020-10-29 12:04:15,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:04:15,487 INFO L225 Difference]: With dead ends: 58 [2020-10-29 12:04:15,488 INFO L226 Difference]: Without dead ends: 53 [2020-10-29 12:04:15,489 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-10-29 12:04:15,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-29 12:04:15,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 46. [2020-10-29 12:04:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-29 12:04:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 64 transitions. [2020-10-29 12:04:15,519 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 64 transitions. Word has length 54 [2020-10-29 12:04:15,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:04:15,519 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 64 transitions. [2020-10-29 12:04:15,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 12:04:15,520 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2020-10-29 12:04:15,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 12:04:15,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:04:15,521 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:04:15,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 12:04:15,522 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:04:15,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:04:15,525 INFO L82 PathProgramCache]: Analyzing trace with hash -58455699, now seen corresponding path program 1 times [2020-10-29 12:04:15,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:04:15,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1612304091] [2020-10-29 12:04:15,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:04:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:15,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:15,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:15,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:15,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:15,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:16,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:16,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:16,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:16,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:16,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:17,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:17,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:17,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:17,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:19,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:20,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:04:20,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-29 12:04:20,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:04:20,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:20,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:20,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:04:20,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:04:20,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-29 12:04:20,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:20,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:04:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:20,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:20,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:04:20,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:20,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:04:20,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:20,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:20,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:20,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:20,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:20,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:20,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:04:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:20,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:20,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:21,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:22,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:24,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:24,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:24,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-29 12:04:25,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-29 12:04:25,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:04:25,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:04:25,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:04:25,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 12:04:25,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:25,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:04:25,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:04:25,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:25,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:04:25,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:25,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:25,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:25,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:04:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:25,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:25,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 12:04:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:25,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:04:25,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:04:25,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 12:04:25,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:04:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 12:04:25,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:25,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:04:25,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:25,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:04:25,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:04:25,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:04:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:25,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:25,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:25,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:04:25,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:25,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:04:25,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:25,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:25,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:04:25,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:25,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:04:25,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:25,949 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-29 12:04:25,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1612304091] [2020-10-29 12:04:25,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:04:25,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 12:04:25,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524716172] [2020-10-29 12:04:25,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 12:04:25,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:04:25,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 12:04:25,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-10-29 12:04:25,954 INFO L87 Difference]: Start difference. First operand 46 states and 64 transitions. Second operand 10 states. [2020-10-29 12:04:26,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:04:26,565 INFO L93 Difference]: Finished difference Result 68 states and 106 transitions. [2020-10-29 12:04:26,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 12:04:26,565 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2020-10-29 12:04:26,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:04:26,570 INFO L225 Difference]: With dead ends: 68 [2020-10-29 12:04:26,570 INFO L226 Difference]: Without dead ends: 63 [2020-10-29 12:04:26,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-10-29 12:04:26,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-10-29 12:04:26,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 60. [2020-10-29 12:04:26,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-10-29 12:04:26,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 93 transitions. [2020-10-29 12:04:26,586 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 93 transitions. Word has length 58 [2020-10-29 12:04:26,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:04:26,586 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 93 transitions. [2020-10-29 12:04:26,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 12:04:26,587 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2020-10-29 12:04:26,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-29 12:04:26,588 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:04:26,588 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:04:26,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 12:04:26,589 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:04:26,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:04:26,589 INFO L82 PathProgramCache]: Analyzing trace with hash 531910253, now seen corresponding path program 1 times [2020-10-29 12:04:26,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:04:26,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1128954766] [2020-10-29 12:04:26,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:04:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:26,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:26,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:26,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:26,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:26,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:26,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:26,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:27,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:27,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:27,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:27,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:31,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:04:31,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:04:31,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-29 12:04:31,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:31,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:04:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:31,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:31,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:31,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:31,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:04:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:31,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:31,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:32,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:32,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:32,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:32,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:33,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:34,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:35,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:36,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-29 12:04:36,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 33 [2020-10-29 12:04:36,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 12:04:36,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:36,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:36,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:04:36,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:04:36,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-29 12:04:36,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:36,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:36,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:36,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:37,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:37,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:38,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:38,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:38,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4031 [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:04:40,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 12:04:40,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:40,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:04:40,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 12:04:40,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:04:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:04:40,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:40,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:40,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:04:40,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:04:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:04:40,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:40,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:40,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:04:40,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:40,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:04:40,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:04:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:04:40,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:40,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:40,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:40,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:40,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:40,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:40,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:40,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:40,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 12:04:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:40,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:40,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:41,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:41,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:41,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:43,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:43,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:43,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:45,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 12:04:45,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:46,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:46,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:46,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:04:46,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 12:04:46,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:46,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:04:46,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:46,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:46,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:46,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:46,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:46,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:46,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:46,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:46,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:46,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:46,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:46,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:46,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:46,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:46,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:04:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:46,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:46,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:04:46,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:04:46,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 12:04:46,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:46,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:46,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:04:46,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:46,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:04:46,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:46,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:46,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:46,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:46,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:46,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:04:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:46,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:46,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:46,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:46,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:46,126 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 40 proven. 83 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-29 12:04:46,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1128954766] [2020-10-29 12:04:46,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:04:46,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:04:46,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029884422] [2020-10-29 12:04:46,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:04:46,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:04:46,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:04:46,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:04:46,129 INFO L87 Difference]: Start difference. First operand 60 states and 93 transitions. Second operand 12 states. [2020-10-29 12:04:47,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:04:47,299 INFO L93 Difference]: Finished difference Result 163 states and 326 transitions. [2020-10-29 12:04:47,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 12:04:47,301 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 106 [2020-10-29 12:04:47,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:04:47,308 INFO L225 Difference]: With dead ends: 163 [2020-10-29 12:04:47,308 INFO L226 Difference]: Without dead ends: 108 [2020-10-29 12:04:47,317 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=122, Invalid=478, Unknown=0, NotChecked=0, Total=600 [2020-10-29 12:04:47,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-29 12:04:47,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 93. [2020-10-29 12:04:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-10-29 12:04:47,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 153 transitions. [2020-10-29 12:04:47,354 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 153 transitions. Word has length 106 [2020-10-29 12:04:47,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:04:47,354 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 153 transitions. [2020-10-29 12:04:47,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:04:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 153 transitions. [2020-10-29 12:04:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-29 12:04:47,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:04:47,357 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:04:47,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 12:04:47,363 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:04:47,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:04:47,364 INFO L82 PathProgramCache]: Analyzing trace with hash 929067661, now seen corresponding path program 1 times [2020-10-29 12:04:47,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:04:47,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1964334353] [2020-10-29 12:04:47,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:04:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:47,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:47,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:47,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:47,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:47,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:47,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:48,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:48,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:52,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:04:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:04:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 12:04:52,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:52,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:04:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:52,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:52,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:04:52,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:04:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:04:52,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:52,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:04:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:04:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:04:52,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:04:52,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:04:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:52,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:52,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:53,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:55,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:04:57,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 12:04:57,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 12:04:57,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:04:57,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:04:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:04:57,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:57,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:58,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:59,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:59,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:04:59,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:01,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:01,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:05:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:05:02,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-29 12:05:02,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:02,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:02,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:02,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:05:02,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:05:02,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 12:05:02,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:02,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:02,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:05:02,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:02,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:05:02,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:02,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:02,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:05:02,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:02,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:02,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:02,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:02,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:05:02,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:02,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:05:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:02,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:02,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:03,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:03,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:06,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:05:06,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:05:06,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3490 [2020-10-29 12:05:06,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:06,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:06,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:06,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:05:06,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:05:06,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:05:06,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:06,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:05:06,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:06,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:06,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:06,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:06,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:06,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:06,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:06,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 12:05:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:06,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:06,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:05:06,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:05:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:06,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:06,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:07,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:08,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:08,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:08,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:08,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:11,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 32 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:05:11,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:11,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:11,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:11,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:05:11,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:11,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:11,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:11,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:11,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:11,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:11,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:11,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:11,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:11,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:11,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:11,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:11,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:11,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:11,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:11,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:11,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:11,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:11,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:11,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:11,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:05:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:11,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:11,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:13,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:05:13,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:05:13,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1829 [2020-10-29 12:05:13,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:13,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:13,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:13,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:13,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:05:13,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:13,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:13,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:13,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:05:13,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:05:13,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 12:05:13,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:13,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:13,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:13,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:05:13,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:13,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:13,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:13,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:13,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:13,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:13,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:13,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:13,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:13,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:13,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:13,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:13,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:13,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:13,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:13,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:13,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:13,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:13,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:13,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:13,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 12:05:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:13,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:13,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:13,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:13,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:05:13,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 94 proven. 127 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2020-10-29 12:05:13,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1964334353] [2020-10-29 12:05:13,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:05:13,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 12:05:13,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214549965] [2020-10-29 12:05:13,403 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 12:05:13,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:05:13,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 12:05:13,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-29 12:05:13,404 INFO L87 Difference]: Start difference. First operand 93 states and 153 transitions. Second operand 17 states. [2020-10-29 12:05:15,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:05:15,202 INFO L93 Difference]: Finished difference Result 184 states and 350 transitions. [2020-10-29 12:05:15,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 12:05:15,202 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 138 [2020-10-29 12:05:15,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:05:15,204 INFO L225 Difference]: With dead ends: 184 [2020-10-29 12:05:15,204 INFO L226 Difference]: Without dead ends: 90 [2020-10-29 12:05:15,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=190, Invalid=1000, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 12:05:15,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-10-29 12:05:15,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 81. [2020-10-29 12:05:15,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-29 12:05:15,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 112 transitions. [2020-10-29 12:05:15,223 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 112 transitions. Word has length 138 [2020-10-29 12:05:15,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:05:15,223 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 112 transitions. [2020-10-29 12:05:15,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 12:05:15,224 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2020-10-29 12:05:15,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-29 12:05:15,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:05:15,225 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:05:15,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 12:05:15,226 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:05:15,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:05:15,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1561430035, now seen corresponding path program 1 times [2020-10-29 12:05:15,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:05:15,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2074790901] [2020-10-29 12:05:15,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:05:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:15,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:15,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:16,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:16,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:16,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:16,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:16,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:20,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-29 12:05:20,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:05:20,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:05:20,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:20,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:20,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:05:20,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:05:20,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 12:05:20,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:20,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:05:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:20,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:20,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:20,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:05:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:20,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:20,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:21,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:21,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:21,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:21,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:21,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:21,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:25,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-29 12:05:25,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:05:25,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:05:25,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:25,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:25,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:05:25,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:05:25,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 12:05:25,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:25,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:25,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:25,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:26,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:26,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:26,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:26,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4150 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-29 12:05:29,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:05:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:29,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:29,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:29,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:29,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:29,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:29,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:29,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:29,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:29,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 12:05:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:05:29,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 12:05:29,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:29,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:05:29,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:29,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:05:29,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:29,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 12:05:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:29,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:29,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:30,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-29 12:05:34,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-29 12:05:34,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:05:34,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:05:34,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:05:34,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 12:05:34,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:34,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:34,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:05:34,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:05:34,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 12:05:34,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:34,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:34,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:05:34,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:34,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:34,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:34,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:34,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:34,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:34,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:34,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:34,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:34,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:34,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:34,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:34,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:34,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:34,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 12:05:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:34,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:34,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:34,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 12:05:34,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:34,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:34,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:34,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:05:34,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:34,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:05:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:34,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:34,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:34,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:34,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:05:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:35,005 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 78 proven. 79 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2020-10-29 12:05:35,005 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2074790901] [2020-10-29 12:05:35,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:05:35,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:05:35,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017269831] [2020-10-29 12:05:35,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:05:35,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:05:35,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:05:35,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:05:35,007 INFO L87 Difference]: Start difference. First operand 81 states and 112 transitions. Second operand 12 states. [2020-10-29 12:05:35,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:05:35,921 INFO L93 Difference]: Finished difference Result 173 states and 278 transitions. [2020-10-29 12:05:35,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 12:05:35,922 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 114 [2020-10-29 12:05:35,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:05:35,924 INFO L225 Difference]: With dead ends: 173 [2020-10-29 12:05:35,926 INFO L226 Difference]: Without dead ends: 101 [2020-10-29 12:05:35,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2020-10-29 12:05:35,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-29 12:05:35,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-10-29 12:05:35,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-29 12:05:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 142 transitions. [2020-10-29 12:05:35,965 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 142 transitions. Word has length 114 [2020-10-29 12:05:35,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:05:35,965 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 142 transitions. [2020-10-29 12:05:35,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:05:35,965 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2020-10-29 12:05:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-29 12:05:35,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:05:35,971 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:05:35,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 12:05:35,975 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:05:35,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:05:35,975 INFO L82 PathProgramCache]: Analyzing trace with hash 956571441, now seen corresponding path program 1 times [2020-10-29 12:05:35,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:05:35,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1896853431] [2020-10-29 12:05:35,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:05:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:36,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:36,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:37,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:38,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:39,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:39,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:39,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:39,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:39,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:40,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:40,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:41,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 12:05:41,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-29 12:05:41,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 12:05:41,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:41,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:05:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:05:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-29 12:05:41,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:41,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:05:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:41,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:41,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:05:41,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:41,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:05:41,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:41,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:41,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:41,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:05:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:41,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:41,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:42,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:42,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:42,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:42,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:42,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:42,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 150 [2020-10-29 12:05:46,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:46,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:46,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:46,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:47,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:48,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:48,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:05:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-29 12:05:51,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:51,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:51,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 433 [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:51,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:05:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:05:51,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:51,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:51,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:51,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:05:51,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:05:51,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 12:05:51,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:51,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:05:51,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:51,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:51,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:51,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:51,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:51,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:51,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:05:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:51,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:51,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:51,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:51,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:51,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:51,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:51,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:51,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:51,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:51,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:51,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:05:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:51,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:51,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:51,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:05:51,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:51,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 12:05:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:51,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:51,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:52,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:52,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:52,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:52,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:54,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:05:54,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:05:54,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2289 [2020-10-29 12:05:54,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:54,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:05:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:05:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:05:54,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:54,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:54,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:54,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:54,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:05:54,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:54,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:54,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:54,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:54,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:54,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:54,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:54,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:54,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:54,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:54,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:05:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:54,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:54,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:54,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:54,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:05:54,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:54,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:54,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:54,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:54,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:54,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:54,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:05:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:54,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:54,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:54,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:05:54,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:05:54,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:54,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:54,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:54,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:54,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:05:54,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 12:05:54,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 12:05:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:54,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:54,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:55,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-29 12:05:59,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:59,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:59,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:59,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:05:59,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:05:59,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 414 [2020-10-29 12:05:59,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:59,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:05:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:05:59,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:59,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:59,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:59,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:05:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:59,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:05:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:59,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:59,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:59,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:59,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:05:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:59,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:59,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:05:59,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:05:59,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:05:59,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:59,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:05:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:05:59,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:05:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:59,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:05:59,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:05:59,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:05:59,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:05:59,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:05:59,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:05:59,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:05:59,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:05:59,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:05:59,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:05:59,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 12:05:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:05:59,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:05:59,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1825 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:06:01,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:01,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:01,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:01,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:01,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:06:01,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 12:06:01,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:01,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:01,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:01,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:01,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:01,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:06:01,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:01,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:01,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:01,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:01,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:06:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:01,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:01,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:01,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:06:01,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:01,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:01,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:01,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:01,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:06:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:01,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:01,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:01,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:01,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:01,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:01,838 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 205 proven. 174 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-10-29 12:06:01,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1896853431] [2020-10-29 12:06:01,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:06:01,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 12:06:01,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23684162] [2020-10-29 12:06:01,840 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 12:06:01,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:01,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 12:06:01,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-10-29 12:06:01,841 INFO L87 Difference]: Start difference. First operand 98 states and 142 transitions. Second operand 18 states. [2020-10-29 12:06:03,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:03,553 INFO L93 Difference]: Finished difference Result 238 states and 455 transitions. [2020-10-29 12:06:03,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 12:06:03,557 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 164 [2020-10-29 12:06:03,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:03,561 INFO L225 Difference]: With dead ends: 238 [2020-10-29 12:06:03,562 INFO L226 Difference]: Without dead ends: 139 [2020-10-29 12:06:03,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 53 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=189, Invalid=1071, Unknown=0, NotChecked=0, Total=1260 [2020-10-29 12:06:03,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-10-29 12:06:03,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 129. [2020-10-29 12:06:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-29 12:06:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 195 transitions. [2020-10-29 12:06:03,595 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 195 transitions. Word has length 164 [2020-10-29 12:06:03,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:03,596 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 195 transitions. [2020-10-29 12:06:03,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 12:06:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 195 transitions. [2020-10-29 12:06:03,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-10-29 12:06:03,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:03,607 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 15, 15, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 6, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:03,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 12:06:03,607 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:03,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:03,610 INFO L82 PathProgramCache]: Analyzing trace with hash 433489226, now seen corresponding path program 1 times [2020-10-29 12:06:03,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:03,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1757226994] [2020-10-29 12:06:03,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:03,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:03,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:04,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:05,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 359 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-29 12:06:08,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-29 12:06:08,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:08,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:08,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:08,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:08,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:08,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:08,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:06:08,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:08,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:08,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:08,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:08,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:08,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:08,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:08,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:08,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:08,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:09,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:10,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:11,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:11,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:11,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:11,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:11,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:12,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:12,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:13,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:13,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-10-29 12:06:13,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-29 12:06:13,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-29 12:06:13,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:13,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:13,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:06:13,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 12:06:13,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-29 12:06:13,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:13,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:13,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:13,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:13,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:13,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:14,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:15,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:18,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:18,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 12:06:18,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-29 12:06:18,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 12:06:18,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:18,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:06:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:06:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-29 12:06:18,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:18,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:18,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:18,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:18,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:18,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:18,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:19,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:19,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:19,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:19,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:19,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:19,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:20,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:21,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:21,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:21,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:22,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:23,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:23,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:06:23,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 12:06:23,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:06:23,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:23,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:23,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:06:23,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:23,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:06:23,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:23,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:23,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:23,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:23,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:23,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:24,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:24,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:24,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:24,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:06:24,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:06:24,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1024 [2020-10-29 12:06:24,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:24,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:24,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:06:24,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:24,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:06:24,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:25,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:06:25,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:25,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:25,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:25,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:25,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:25,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:25,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:25,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:06:25,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:25,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:06:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:25,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:06:25,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:06:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:25,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:06:25,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:25,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:25,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:25,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:25,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:25,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:25,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:25,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:25,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:25,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:06:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:25,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:25,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:30,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:30,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:06:30,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:06:30,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:06:30,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:06:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:30,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:30,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:30,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:30,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:30,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:30,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:06:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:30,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:30,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:30,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:06:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:30,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:06:30,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:30,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:30,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:30,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:30,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:30,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-29 12:06:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:30,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:30,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:31,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:31,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:34,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:35,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 12:06:35,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 12:06:35,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 12:06:35,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:35,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:35,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:35,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:36,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:37,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 12:06:40,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:06:40,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 12:06:40,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:40,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:40,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:43,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:45,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 12:06:45,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:06:45,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:06:45,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:45,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:45,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:06:45,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:06:45,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 12:06:45,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:45,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:45,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 493 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:06:45,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:45,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:45,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:06:45,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:45,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:45,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:46,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:06:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:46,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:06:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:46,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:46,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:46,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:46,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 12:06:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:46,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:46,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:06:46,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:46,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:46,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 12:06:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 182 [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:46,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:46,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:06:46,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:46,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:46,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:46,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:46,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:46,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:46,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:46,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:46,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:46,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:46,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:46,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:46,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:06:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:46,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:06:46,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:46,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:46,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 12:06:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:46,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-29 12:06:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:46,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:46,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:46,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:46,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:46,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:46,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:46,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:46,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:46,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:46,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:46,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:46,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1978 backedges. 503 proven. 481 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2020-10-29 12:06:46,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1757226994] [2020-10-29 12:06:46,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:06:46,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-29 12:06:46,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188834412] [2020-10-29 12:06:46,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-29 12:06:46,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:46,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-29 12:06:46,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=448, Unknown=0, NotChecked=0, Total=506 [2020-10-29 12:06:46,687 INFO L87 Difference]: Start difference. First operand 129 states and 195 transitions. Second operand 23 states. [2020-10-29 12:06:49,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:49,754 INFO L93 Difference]: Finished difference Result 268 states and 489 transitions. [2020-10-29 12:06:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-29 12:06:49,754 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 273 [2020-10-29 12:06:49,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:49,758 INFO L225 Difference]: With dead ends: 268 [2020-10-29 12:06:49,758 INFO L226 Difference]: Without dead ends: 145 [2020-10-29 12:06:49,761 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 78 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=334, Invalid=2018, Unknown=0, NotChecked=0, Total=2352 [2020-10-29 12:06:49,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-10-29 12:06:49,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 131. [2020-10-29 12:06:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-29 12:06:49,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 197 transitions. [2020-10-29 12:06:49,783 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 197 transitions. Word has length 273 [2020-10-29 12:06:49,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:49,784 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 197 transitions. [2020-10-29 12:06:49,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-29 12:06:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 197 transitions. [2020-10-29 12:06:49,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-10-29 12:06:49,789 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:49,790 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 16, 16, 16, 13, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:49,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 12:06:49,790 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:49,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:49,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1569182368, now seen corresponding path program 2 times [2020-10-29 12:06:49,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:49,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1267108610] [2020-10-29 12:06:49,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:49,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:49,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:49,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:49,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:49,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:51,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:51,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 342 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-29 12:06:54,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:54,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:54,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:54,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:54,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:54,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:54,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:54,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:54,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:54,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:59,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 326 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 245 [2020-10-29 12:06:59,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:59,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:59,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:00,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:04,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:07:04,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:04,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:07:04,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:05,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:05,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:10,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:07:10,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:07:10,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:07:10,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:10,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:10,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:07:10,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:10,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:07:10,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:10,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:10,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1270 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:07:11,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:11,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:07:11,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:07:11,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:11,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:07:11,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:07:11,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:07:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:11,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:07:11,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:11,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:07:11,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:11,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:11,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:07:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:07:11,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:07:11,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:11,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:07:11,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:11,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:11,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:11,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:07:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:11,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:11,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:13,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:07:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:16,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-29 12:07:16,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:16,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:16,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:17,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:18,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:18,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:20,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:20,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:21,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:07:21,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-29 12:07:21,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:07:21,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:21,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:21,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:07:21,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:21,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:07:21,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:21,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:21,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:22,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:22,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:22,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:26,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-29 12:07:26,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:26,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:26,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:26,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:26,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:26,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:26,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:26,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:26,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:26,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:26,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:26,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:26,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:26,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:07:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 217 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 12:07:26,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:26,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:07:26,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 12:07:26,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:26,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:26,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:07:26,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:07:27,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:27,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:27,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:27,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:27,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:07:27,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:27,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:27,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 12:07:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 12:07:27,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:27,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:07:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:07:27,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:07:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:07:27,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:07:27,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 454 [2020-10-29 12:07:27,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 12:07:27,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:27,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:27,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:27,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:27,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:27,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:27,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1810 backedges. 327 proven. 427 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2020-10-29 12:07:27,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1267108610] [2020-10-29 12:07:27,934 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:07:27,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-29 12:07:27,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015002333] [2020-10-29 12:07:27,935 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-29 12:07:27,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:07:27,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-29 12:07:27,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2020-10-29 12:07:27,936 INFO L87 Difference]: Start difference. First operand 131 states and 197 transitions. Second operand 20 states. [2020-10-29 12:07:30,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:07:30,269 INFO L93 Difference]: Finished difference Result 272 states and 513 transitions. [2020-10-29 12:07:30,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 12:07:30,270 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 260 [2020-10-29 12:07:30,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:07:30,273 INFO L225 Difference]: With dead ends: 272 [2020-10-29 12:07:30,273 INFO L226 Difference]: Without dead ends: 143 [2020-10-29 12:07:30,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=262, Invalid=1298, Unknown=0, NotChecked=0, Total=1560 [2020-10-29 12:07:30,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-10-29 12:07:30,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 137. [2020-10-29 12:07:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-29 12:07:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 208 transitions. [2020-10-29 12:07:30,295 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 208 transitions. Word has length 260 [2020-10-29 12:07:30,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:07:30,296 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 208 transitions. [2020-10-29 12:07:30,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-29 12:07:30,296 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 208 transitions. [2020-10-29 12:07:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-29 12:07:30,300 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:07:30,300 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:07:30,300 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 12:07:30,301 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:07:30,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:07:30,301 INFO L82 PathProgramCache]: Analyzing trace with hash -695303513, now seen corresponding path program 3 times [2020-10-29 12:07:30,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:07:30,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446753852] [2020-10-29 12:07:30,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:07:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:30,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:30,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:30,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:31,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:31,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:31,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:32,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:32,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:32,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:32,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking...