/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/eca-rers2012/Problem19_label58.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 08:58:44,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 08:58:44,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 08:58:44,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 08:58:44,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 08:58:44,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 08:58:44,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 08:58:44,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 08:58:44,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 08:58:44,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 08:58:44,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 08:58:44,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 08:58:44,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 08:58:44,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 08:58:44,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 08:58:44,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 08:58:44,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 08:58:44,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 08:58:44,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 08:58:44,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 08:58:44,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 08:58:44,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 08:58:44,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 08:58:44,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 08:58:44,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 08:58:44,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 08:58:44,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 08:58:44,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 08:58:44,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 08:58:44,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 08:58:44,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 08:58:44,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 08:58:44,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 08:58:44,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 08:58:44,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 08:58:44,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 08:58:44,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 08:58:44,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 08:58:44,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 08:58:44,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 08:58:44,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 08:58:44,800 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 08:58:44,881 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 08:58:44,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 08:58:44,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 08:58:44,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 08:58:44,890 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 08:58:44,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 08:58:44,891 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 08:58:44,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 08:58:44,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 08:58:44,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 08:58:44,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 08:58:44,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 08:58:44,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 08:58:44,894 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 08:58:44,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 08:58:44,895 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 08:58:44,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 08:58:44,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 08:58:44,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 08:58:44,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 08:58:44,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 08:58:44,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 08:58:44,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 08:58:44,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 08:58:44,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 08:58:44,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 08:58:44,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 08:58:44,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 08:58:44,901 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 08:58:44,901 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 08:58:45,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 08:58:45,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 08:58:45,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 08:58:45,409 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 08:58:45,410 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 08:58:45,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label58.c [2020-10-29 08:58:45,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c630a7c7a/5e1aeb9874b54274b8c31f2d41ac2a5d/FLAG69dfda23c [2020-10-29 08:58:47,133 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 08:58:47,134 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem19_label58.c [2020-10-29 08:58:47,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c630a7c7a/5e1aeb9874b54274b8c31f2d41ac2a5d/FLAG69dfda23c [2020-10-29 08:58:47,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c630a7c7a/5e1aeb9874b54274b8c31f2d41ac2a5d [2020-10-29 08:58:47,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 08:58:47,777 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 08:58:47,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 08:58:47,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 08:58:47,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 08:58:47,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:58:47" (1/1) ... [2020-10-29 08:58:47,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed13075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:47, skipping insertion in model container [2020-10-29 08:58:47,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:58:47" (1/1) ... [2020-10-29 08:58:47,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 08:58:48,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 08:58:50,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 08:58:50,716 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 08:58:52,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 08:58:52,128 INFO L208 MainTranslator]: Completed translation [2020-10-29 08:58:52,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52 WrapperNode [2020-10-29 08:58:52,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 08:58:52,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 08:58:52,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 08:58:52,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 08:58:52,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (1/1) ... [2020-10-29 08:58:52,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 08:58:53,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 08:58:53,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 08:58:53,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 08:58:53,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (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 08:58:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 08:58:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 08:58:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 08:58:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 08:58:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-29 08:58:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2020-10-29 08:58:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2020-10-29 08:58:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2020-10-29 08:58:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2020-10-29 08:58:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 08:58:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 08:58:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-29 08:58:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2020-10-29 08:58:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2020-10-29 08:58:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2020-10-29 08:58:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2020-10-29 08:58:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 08:58:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 08:58:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 08:58:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 08:58:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 08:58:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 08:58:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 08:58:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 08:58:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 08:58:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 08:58:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 08:58:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 08:58:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 08:59:11,326 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 08:59:11,329 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 08:59:11,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 08:59:11 BoogieIcfgContainer [2020-10-29 08:59:11,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 08:59:11,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 08:59:11,341 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 08:59:11,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 08:59:11,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 08:58:47" (1/3) ... [2020-10-29 08:59:11,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61bddb93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 08:59:11, skipping insertion in model container [2020-10-29 08:59:11,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:58:52" (2/3) ... [2020-10-29 08:59:11,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61bddb93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 08:59:11, skipping insertion in model container [2020-10-29 08:59:11,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 08:59:11" (3/3) ... [2020-10-29 08:59:11,351 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem19_label58.c [2020-10-29 08:59:11,365 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 08:59:11,374 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 08:59:11,390 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 08:59:11,437 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 08:59:11,437 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 08:59:11,437 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 08:59:11,438 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 08:59:11,438 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 08:59:11,438 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 08:59:11,438 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 08:59:11,438 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 08:59:11,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states. [2020-10-29 08:59:11,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-29 08:59:11,506 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:59:11,507 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 08:59:11,507 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:59:11,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:59:11,516 INFO L82 PathProgramCache]: Analyzing trace with hash -622462523, now seen corresponding path program 1 times [2020-10-29 08:59:11,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:59:11,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1791437763] [2020-10-29 08:59:11,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:59:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:59:11,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:59:12,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:59:12,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 08:59:12,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:59:12,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 780 [2020-10-29 08:59:12,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:59:12,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:59:12,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:59:12,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:59:12,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 08:59:12,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 08:59:12,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:59:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:59:12,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:59:12,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:59:12,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:59:12,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:59:12,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 08:59:12,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:59:12,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:59:12,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:59:12,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:59:12,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:59:12,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:59:12,766 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 08:59:12,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1791437763] [2020-10-29 08:59:12,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 08:59:12,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 08:59:12,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977768609] [2020-10-29 08:59:12,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 08:59:12,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:59:12,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 08:59:12,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 08:59:12,816 INFO L87 Difference]: Start difference. First operand 1781 states. Second operand 4 states. [2020-10-29 08:59:47,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 08:59:47,055 INFO L93 Difference]: Finished difference Result 5116 states and 9607 transitions. [2020-10-29 08:59:47,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 08:59:47,063 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-10-29 08:59:47,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 08:59:47,120 INFO L225 Difference]: With dead ends: 5116 [2020-10-29 08:59:47,121 INFO L226 Difference]: Without dead ends: 3271 [2020-10-29 08:59:47,137 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 08:59:47,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3271 states. [2020-10-29 08:59:47,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3271 to 3200. [2020-10-29 08:59:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3200 states. [2020-10-29 08:59:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 3200 states and 5484 transitions. [2020-10-29 08:59:47,409 INFO L78 Accepts]: Start accepts. Automaton has 3200 states and 5484 transitions. Word has length 20 [2020-10-29 08:59:47,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 08:59:47,411 INFO L481 AbstractCegarLoop]: Abstraction has 3200 states and 5484 transitions. [2020-10-29 08:59:47,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 08:59:47,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 5484 transitions. [2020-10-29 08:59:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-29 08:59:47,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 08:59:47,424 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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 08:59:47,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 08:59:47,425 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 08:59:47,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 08:59:47,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1643555765, now seen corresponding path program 1 times [2020-10-29 08:59:47,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 08:59:47,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867175687] [2020-10-29 08:59:47,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 08:59:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:59:47,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:59:48,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:59:49,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:59:49,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-29 08:59:49,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 08:59:49,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1494 [2020-10-29 08:59:49,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:59:49,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:59:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 08:59:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 08:59:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 08:59:49,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 08:59:49,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 08:59:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:59:49,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:59:49,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:59:49,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 08:59:49,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:59:49,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 08:59:49,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:59:49,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:59:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 08:59:49,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 08:59:49,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 08:59:49,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 08:59:49,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 08:59:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 08:59:49,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 08:59:49,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 08:59:49,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-29 08:59:49,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 08:59:49,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-29 08:59:49,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 08:59:49,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 08:59:49,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 08:59:49,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 08:59:49,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-29 08:59:49,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 08:59:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 08:59:49,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867175687] [2020-10-29 08:59:49,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 08:59:49,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 08:59:49,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976919934] [2020-10-29 08:59:49,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 08:59:49,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 08:59:49,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 08:59:49,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 08:59:49,583 INFO L87 Difference]: Start difference. First operand 3200 states and 5484 transitions. Second operand 8 states. [2020-10-29 09:00:48,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:00:48,482 INFO L93 Difference]: Finished difference Result 12278 states and 21500 transitions. [2020-10-29 09:00:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 09:00:48,484 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-29 09:00:48,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:00:48,539 INFO L225 Difference]: With dead ends: 12278 [2020-10-29 09:00:48,539 INFO L226 Difference]: Without dead ends: 9084 [2020-10-29 09:00:48,553 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-10-29 09:00:48,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9084 states. [2020-10-29 09:00:48,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9084 to 9013. [2020-10-29 09:00:48,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9013 states. [2020-10-29 09:00:48,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9013 states to 9013 states and 14180 transitions. [2020-10-29 09:00:48,995 INFO L78 Accepts]: Start accepts. Automaton has 9013 states and 14180 transitions. Word has length 92 [2020-10-29 09:00:48,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:00:48,996 INFO L481 AbstractCegarLoop]: Abstraction has 9013 states and 14180 transitions. [2020-10-29 09:00:48,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 09:00:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 9013 states and 14180 transitions. [2020-10-29 09:00:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-29 09:00:48,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:00:48,999 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1] [2020-10-29 09:00:49,000 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 09:00:49,000 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:00:49,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:00:49,001 INFO L82 PathProgramCache]: Analyzing trace with hash 646003824, now seen corresponding path program 1 times [2020-10-29 09:00:49,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:00:49,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1094507603] [2020-10-29 09:00:49,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:00:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:00:49,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:00:49,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:00:49,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:00:49,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 09:00:49,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:00:49,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 752 [2020-10-29 09:00:49,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:00:49,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:00:49,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:00:49,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:00:49,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 09:00:49,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:00:49,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:00:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:00:49,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:00:49,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:00:49,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:00:49,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:00:49,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 09:00:49,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:00:49,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:00:49,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:00:49,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:00:49,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:00:49,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:00:49,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 09:00:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:00:50,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:00:50,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:00:50,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 09:00:50,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:00:50,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-29 09:00:50,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:00:50,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:00:50,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:00:50,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:00:50,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 09:00:50,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:00:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 09:00:50,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1094507603] [2020-10-29 09:00:50,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:00:50,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 09:00:50,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673012983] [2020-10-29 09:00:50,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 09:00:50,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:00:50,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 09:00:50,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 09:00:50,278 INFO L87 Difference]: Start difference. First operand 9013 states and 14180 transitions. Second operand 7 states. [2020-10-29 09:01:43,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:01:43,654 INFO L93 Difference]: Finished difference Result 27486 states and 44363 transitions. [2020-10-29 09:01:43,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 09:01:43,656 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 101 [2020-10-29 09:01:43,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:01:43,735 INFO L225 Difference]: With dead ends: 27486 [2020-10-29 09:01:43,736 INFO L226 Difference]: Without dead ends: 18479 [2020-10-29 09:01:43,770 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-29 09:01:43,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18479 states. [2020-10-29 09:01:44,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18479 to 18124. [2020-10-29 09:01:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18124 states. [2020-10-29 09:01:44,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18124 states to 18124 states and 28109 transitions. [2020-10-29 09:01:44,323 INFO L78 Accepts]: Start accepts. Automaton has 18124 states and 28109 transitions. Word has length 101 [2020-10-29 09:01:44,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:01:44,324 INFO L481 AbstractCegarLoop]: Abstraction has 18124 states and 28109 transitions. [2020-10-29 09:01:44,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 09:01:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 18124 states and 28109 transitions. [2020-10-29 09:01:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-29 09:01:44,336 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:01:44,336 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 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 09:01:44,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 09:01:44,340 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:01:44,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:01:44,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1803499366, now seen corresponding path program 1 times [2020-10-29 09:01:44,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:01:44,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1516727475] [2020-10-29 09:01:44,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:01:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:01:44,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:01:44,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:01:45,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:01:45,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 09:01:45,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:01:45,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1159 [2020-10-29 09:01:45,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:01:45,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:01:45,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:01:45,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:01:45,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-29 09:01:45,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:01:45,718 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-29 09:01:45,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:01:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:01:45,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:01:45,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:01:45,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:01:45,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:01:45,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 09:01:45,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:01:45,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:01:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:01:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:01:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:01:45,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:01:45,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 09:01:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:01:45,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:01:46,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:01:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 09:01:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:01:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-29 09:01:46,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:01:46,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:01:46,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:01:46,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:01:46,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 09:01:46,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 09:01:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 09:01:46,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1516727475] [2020-10-29 09:01:46,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:01:46,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 09:01:46,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508623803] [2020-10-29 09:01:46,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 09:01:46,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:01:46,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 09:01:46,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 09:01:46,155 INFO L87 Difference]: Start difference. First operand 18124 states and 28109 transitions. Second operand 7 states. [2020-10-29 09:02:40,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:02:40,627 INFO L93 Difference]: Finished difference Result 55459 states and 88687 transitions. [2020-10-29 09:02:40,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 09:02:40,633 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 121 [2020-10-29 09:02:40,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:02:40,770 INFO L225 Difference]: With dead ends: 55459 [2020-10-29 09:02:40,771 INFO L226 Difference]: Without dead ends: 37341 [2020-10-29 09:02:40,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-29 09:02:40,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37341 states. [2020-10-29 09:02:41,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37341 to 32232. [2020-10-29 09:02:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32232 states. [2020-10-29 09:02:41,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32232 states to 32232 states and 46138 transitions. [2020-10-29 09:02:41,853 INFO L78 Accepts]: Start accepts. Automaton has 32232 states and 46138 transitions. Word has length 121 [2020-10-29 09:02:41,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:02:41,855 INFO L481 AbstractCegarLoop]: Abstraction has 32232 states and 46138 transitions. [2020-10-29 09:02:41,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 09:02:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 32232 states and 46138 transitions. [2020-10-29 09:02:41,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-29 09:02:41,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:02:41,862 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 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, 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, 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, 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, 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, 1] [2020-10-29 09:02:41,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 09:02:41,862 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:02:41,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:02:41,863 INFO L82 PathProgramCache]: Analyzing trace with hash 350901052, now seen corresponding path program 1 times [2020-10-29 09:02:41,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:02:41,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1013951069] [2020-10-29 09:02:41,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:02:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:02:41,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:02:42,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:02:44,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:02:44,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-29 09:02:44,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:02:44,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2519 [2020-10-29 09:02:44,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:02:44,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:02:44,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:02:44,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:02:44,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 229 [2020-10-29 09:02:44,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:02:44,662 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-29 09:02:44,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:02:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:02:44,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:02:44,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:02:44,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:02:44,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:02:44,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 09:02:44,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:02:44,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:02:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:02:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:02:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:02:44,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:02:44,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 09:02:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:02:44,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:02:45,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:02:45,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-29 09:02:45,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:02:45,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 504 [2020-10-29 09:02:45,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:02:45,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:02:45,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:02:45,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:02:45,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 224 [2020-10-29 09:02:45,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1