/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 15:41:53,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 15:41:53,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 15:41:53,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 15:41:53,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 15:41:53,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 15:41:53,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 15:41:53,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 15:41:53,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 15:41:53,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 15:41:53,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 15:41:53,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 15:41:53,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 15:41:53,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 15:41:53,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 15:41:53,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 15:41:53,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 15:41:53,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 15:41:53,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 15:41:53,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 15:41:53,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 15:41:53,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 15:41:53,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 15:41:53,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 15:41:53,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 15:41:53,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 15:41:53,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 15:41:53,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 15:41:53,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 15:41:53,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 15:41:53,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 15:41:53,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 15:41:53,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 15:41:53,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 15:41:53,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 15:41:53,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 15:41:53,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 15:41:53,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 15:41:53,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 15:41:53,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 15:41:53,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 15:41:53,576 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 [2020-10-12 15:41:53,621 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 15:41:53,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 15:41:53,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 15:41:53,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 15:41:53,624 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 15:41:53,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 15:41:53,625 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 15:41:53,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 15:41:53,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 15:41:53,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 15:41:53,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 15:41:53,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 15:41:53,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 15:41:53,627 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 15:41:53,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 15:41:53,628 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 15:41:53,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 15:41:53,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 15:41:53,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 15:41:53,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 15:41:53,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 15:41:53,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 15:41:53,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 15:41:53,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 15:41:53,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 15:41:53,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 15:41:53,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 15:41:53,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 15:41:53,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 15:41:53,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 15:41:53,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 15:41:53,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 15:41:53,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 15:41:53,934 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 15:41:53,934 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 15:41:53,935 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-10-12 15:41:54,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27b4208bc/591bc74fff8d42a78af4986bda2ac2ab/FLAGcb17a6954 [2020-10-12 15:41:54,543 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 15:41:54,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-10-12 15:41:54,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27b4208bc/591bc74fff8d42a78af4986bda2ac2ab/FLAGcb17a6954 [2020-10-12 15:41:54,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27b4208bc/591bc74fff8d42a78af4986bda2ac2ab [2020-10-12 15:41:54,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 15:41:54,859 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 15:41:54,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 15:41:54,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 15:41:54,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 15:41:54,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 03:41:54" (1/1) ... [2020-10-12 15:41:54,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bdc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:54, skipping insertion in model container [2020-10-12 15:41:54,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 03:41:54" (1/1) ... [2020-10-12 15:41:54,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 15:41:54,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 15:41:55,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 15:41:55,423 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 15:41:55,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 15:41:55,546 INFO L208 MainTranslator]: Completed translation [2020-10-12 15:41:55,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55 WrapperNode [2020-10-12 15:41:55,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 15:41:55,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 15:41:55,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 15:41:55,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 15:41:55,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (1/1) ... [2020-10-12 15:41:55,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 15:41:55,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 15:41:55,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 15:41:55,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 15:41:55,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (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 [2020-10-12 15:41:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 15:41:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 15:41:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-12 15:41:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-12 15:41:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-12 15:41:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_slave [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_master [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_slave [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_slave [2020-10-12 15:41:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_nested_lists [2020-10-12 15:41:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_reinit_nested_lists [2020-10-12 15:41:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_master [2020-10-12 15:41:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2020-10-12 15:41:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_master [2020-10-12 15:41:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_base [2020-10-12 15:41:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_full [2020-10-12 15:41:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_dangling [2020-10-12 15:41:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_init [2020-10-12 15:41:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 15:41:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 15:41:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-12 15:41:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-12 15:41:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-12 15:41:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-12 15:41:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-12 15:41:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-12 15:41:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-12 15:41:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-12 15:41:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-12 15:41:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-12 15:41:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-12 15:41:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-12 15:41:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-12 15:41:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-12 15:41:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-12 15:41:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-12 15:41:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-12 15:41:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-12 15:41:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-12 15:41:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-12 15:41:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-12 15:41:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-12 15:41:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-12 15:41:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-12 15:41:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-12 15:41:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-12 15:41:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-12 15:41:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-12 15:41:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 15:41:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-12 15:41:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-12 15:41:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 15:41:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-12 15:41:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-12 15:41:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-12 15:41:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 15:41:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-12 15:41:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-12 15:41:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-12 15:41:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-12 15:41:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-12 15:41:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-12 15:41:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-12 15:41:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-12 15:41:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-12 15:41:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-12 15:41:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-12 15:41:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-12 15:41:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-12 15:41:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-12 15:41:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-12 15:41:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 15:41:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-10-12 15:41:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_slave [2020-10-12 15:41:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 15:41:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 15:41:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_master [2020-10-12 15:41:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_slave [2020-10-12 15:41:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2020-10-12 15:41:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_slave [2020-10-12 15:41:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_nested_lists [2020-10-12 15:41:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure dll_reinit_nested_lists [2020-10-12 15:41:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_master [2020-10-12 15:41:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2020-10-12 15:41:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_master [2020-10-12 15:41:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_base [2020-10-12 15:41:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_full [2020-10-12 15:41:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_dangling [2020-10-12 15:41:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_init [2020-10-12 15:41:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 15:41:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 15:41:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 15:41:56,505 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 15:41:56,505 INFO L295 CfgBuilder]: Removed 38 assume(true) statements. [2020-10-12 15:41:56,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 03:41:56 BoogieIcfgContainer [2020-10-12 15:41:56,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 15:41:56,512 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 15:41:56,512 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 15:41:56,515 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 15:41:56,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 03:41:54" (1/3) ... [2020-10-12 15:41:56,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5000cf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 03:41:56, skipping insertion in model container [2020-10-12 15:41:56,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 03:41:55" (2/3) ... [2020-10-12 15:41:56,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5000cf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 03:41:56, skipping insertion in model container [2020-10-12 15:41:56,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 03:41:56" (3/3) ... [2020-10-12 15:41:56,519 INFO L109 eAbstractionObserver]: Analyzing ICFG dll_of_dll-2.i [2020-10-12 15:41:56,530 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 15:41:56,538 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 15:41:56,553 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 15:41:56,579 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 15:41:56,579 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 15:41:56,579 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 15:41:56,579 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 15:41:56,580 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 15:41:56,580 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 15:41:56,580 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 15:41:56,580 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 15:41:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-10-12 15:41:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-12 15:41:56,614 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 15:41:56,616 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2020-10-12 15:41:56,616 INFO L427 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 15:41:56,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 15:41:56,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1405399524, now seen corresponding path program 1 times [2020-10-12 15:41:56,632 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 15:41:56,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481333051] [2020-10-12 15:41:56,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 15:41:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:41:56,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:41:56,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:41:56,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:41:57,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:41:57,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:41:57,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:00,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:01,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:01,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:01,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-12 15:42:01,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 15:42:01,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 15:42:01,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:01,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-12 15:42:01,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 15:42:01,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-12 15:42:01,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 15:42:01,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:42:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:01,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:01,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:01,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 15:42:01,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:01,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 15:42:01,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:01,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 15:42:01,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:01,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 15:42:01,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:01,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 15:42:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:02,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:02,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:02,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:02,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:02,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:03,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:04,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:06,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:06,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-12 15:42:06,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 15:42:06,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 15:42:06,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:06,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-12 15:42:06,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:06,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-12 15:42:06,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:07,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:42:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:07,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:07,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:07,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:07,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:07,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:07,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:07,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:08,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:08,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:12,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 15:42:12,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 15:42:12,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 15:42:12,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:12,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-12 15:42:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-12 15:42:12,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 15:42:12,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:12,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:12,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:42:12,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-12 15:42:12,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 15:42:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-12 15:42:12,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:12,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 15:42:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:12,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:12,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 15:42:12,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:12,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-12 15:42:12,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:12,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 15:42:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 15:42:12,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:12,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:12,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:12,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 15:42:12,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:12,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 15:42:12,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:12,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 15:42:12,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:12,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 15:42:12,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 22 [2020-10-12 15:42:12,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-12 15:42:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:12,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:12,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:12,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:42:12,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 15:42:12,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-12 15:42:12,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:12,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 15:42:12,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:12,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 15:42:12,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:13,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 15:42:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:13,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:13,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:13,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:13,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:13,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 15:42:13,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 15:42:13,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-12 15:42:13,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:13,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 15:42:13,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:13,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 15:42:13,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:14,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:14,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:14,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:14,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:14,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 15:42:14,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:14,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 15:42:14,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:14,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 15:42:14,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:14,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 15:42:14,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 15:42:14,290 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481333051] [2020-10-12 15:42:14,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 15:42:14,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-12 15:42:14,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512961796] [2020-10-12 15:42:14,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-12 15:42:14,301 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 15:42:14,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-12 15:42:14,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=908, Unknown=0, NotChecked=0, Total=992 [2020-10-12 15:42:14,321 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 32 states. [2020-10-12 15:42:17,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 15:42:17,739 INFO L93 Difference]: Finished difference Result 459 states and 772 transitions. [2020-10-12 15:42:17,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-12 15:42:17,741 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 59 [2020-10-12 15:42:17,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 15:42:17,757 INFO L225 Difference]: With dead ends: 459 [2020-10-12 15:42:17,757 INFO L226 Difference]: Without dead ends: 278 [2020-10-12 15:42:17,766 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 11 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=231, Invalid=2121, Unknown=0, NotChecked=0, Total=2352 [2020-10-12 15:42:17,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-10-12 15:42:17,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 217. [2020-10-12 15:42:17,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-12 15:42:17,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 264 transitions. [2020-10-12 15:42:17,844 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 264 transitions. Word has length 59 [2020-10-12 15:42:17,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 15:42:17,844 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 264 transitions. [2020-10-12 15:42:17,844 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-10-12 15:42:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 264 transitions. [2020-10-12 15:42:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-12 15:42:17,848 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 15:42:17,848 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2020-10-12 15:42:17,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 15:42:17,849 INFO L427 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 15:42:17,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 15:42:17,849 INFO L82 PathProgramCache]: Analyzing trace with hash 65445028, now seen corresponding path program 1 times [2020-10-12 15:42:17,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 15:42:17,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [610268911] [2020-10-12 15:42:17,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 15:42:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:17,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:17,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:18,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:18,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:20,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:20,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:20,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:21,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:22,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:22,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:22,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 15:42:22,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 15:42:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 15:42:22,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-12 15:42:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 15:42:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-12 15:42:22,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:23,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:42:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:23,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:23,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:23,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 15:42:23,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:23,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 15:42:23,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:23,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 15:42:23,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:23,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 15:42:23,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:23,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 15:42:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:23,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:23,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:23,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:23,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:24,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:24,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:24,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:25,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:26,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:26,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:27,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:27,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:28,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:28,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 15:42:28,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-12 15:42:28,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 15:42:28,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-12 15:42:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 15:42:28,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:28,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:42:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:28,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:28,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:28,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:28,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:29,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:29,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:30,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:30,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:30,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:32,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:32,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-12 15:42:32,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 15:42:32,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4515 [2020-10-12 15:42:32,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:32,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-12 15:42:32,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:32,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-12 15:42:32,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:32,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:32,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:32,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:32,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:32,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-12 15:42:32,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:32,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 15:42:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:32,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:32,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:32,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:32,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 15:42:32,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:32,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 15:42:32,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:32,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 15:42:32,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:32,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 15:42:32,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:33,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:33,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:33,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:33,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 15:42:33,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:33,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 15:42:33,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:33,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 15:42:33,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:33,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 15:42:33,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:33,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-12 15:42:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:33,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:33,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:42:33,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-12 15:42:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-12 15:42:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 15:42:33,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:33,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 15:42:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:33,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:33,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:33,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 15:42:33,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:33,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-12 15:42:33,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:33,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 15:42:33,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:33,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 15:42:33,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:33,863 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2020-10-12 15:42:34,066 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2020-10-12 15:42:34,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:34,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:34,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:34,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 15:42:34,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:34,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 15:42:34,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:34,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 15:42:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 15:42:34,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 15:42:34,838 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 41 [2020-10-12 15:42:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 15:42:34,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [610268911] [2020-10-12 15:42:34,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 15:42:34,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-12 15:42:34,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899542521] [2020-10-12 15:42:34,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-12 15:42:34,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 15:42:34,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-12 15:42:34,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=983, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 15:42:34,920 INFO L87 Difference]: Start difference. First operand 217 states and 264 transitions. Second operand 33 states. [2020-10-12 15:42:39,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 15:42:39,085 INFO L93 Difference]: Finished difference Result 344 states and 438 transitions. [2020-10-12 15:42:39,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-12 15:42:39,085 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 63 [2020-10-12 15:42:39,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 15:42:39,090 INFO L225 Difference]: With dead ends: 344 [2020-10-12 15:42:39,090 INFO L226 Difference]: Without dead ends: 341 [2020-10-12 15:42:39,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=201, Invalid=2451, Unknown=0, NotChecked=0, Total=2652 [2020-10-12 15:42:39,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2020-10-12 15:42:39,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 284. [2020-10-12 15:42:39,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-10-12 15:42:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 354 transitions. [2020-10-12 15:42:39,131 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 354 transitions. Word has length 63 [2020-10-12 15:42:39,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 15:42:39,132 INFO L479 AbstractCegarLoop]: Abstraction has 284 states and 354 transitions. [2020-10-12 15:42:39,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-12 15:42:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 354 transitions. [2020-10-12 15:42:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-12 15:42:39,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 15:42:39,134 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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] [2020-10-12 15:42:39,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 15:42:39,135 INFO L427 AbstractCegarLoop]: === Iteration 3 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 15:42:39,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 15:42:39,135 INFO L82 PathProgramCache]: Analyzing trace with hash -75103582, now seen corresponding path program 1 times [2020-10-12 15:42:39,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 15:42:39,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1606090661] [2020-10-12 15:42:39,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 15:42:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:39,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:39,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:39,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:39,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:39,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:42,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:42,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:44,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:44,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 15:42:44,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 15:42:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 15:42:44,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-12 15:42:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 15:42:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-12 15:42:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:44,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:42:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:44,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:44,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:44,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 15:42:44,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:44,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 15:42:44,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:44,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 15:42:44,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:44,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 15:42:44,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:44,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 15:42:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:44,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:44,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:44,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:44,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:44,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:45,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:45,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:49,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:49,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 15:42:49,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:49,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:42:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:49,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:49,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:49,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:49,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:49,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:50,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:51,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:53,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:53,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-12 15:42:53,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 15:42:53,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4332 [2020-10-12 15:42:53,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:53,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-12 15:42:53,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:42:53,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-12 15:42:53,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:53,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:53,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:53,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:54,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:54,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:42:54,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:42:54,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-12 15:42:54,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 15:42:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 15:42:54,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:54,341 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-10-12 15:42:54,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 15:42:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:54,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:54,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:54,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 15:42:54,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-12 15:42:54,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 15:42:54,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:54,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 15:42:54,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:55,347 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 37 [2020-10-12 15:42:55,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:55,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:55,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:55,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 15:42:55,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:55,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-12 15:42:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:55,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:55,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:55,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:55,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:55,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:42:55,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 15:42:55,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 388 [2020-10-12 15:42:55,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:55,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 15:42:55,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:55,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 15:42:55,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:56,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 15:42:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:56,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:56,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:56,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:56,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:56,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 15:42:56,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 15:42:56,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 352 [2020-10-12 15:42:56,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 15:42:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:56,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 15:42:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:42:57,092 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 45 [2020-10-12 15:42:57,337 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2020-10-12 15:42:57,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:42:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:42:57,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:42:57,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:42:57,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 15:42:57,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:42:57,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 15:42:57,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:42:57,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 15:42:57,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:42:57,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 15:42:57,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 15:42:57,690 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 15:42:57,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1606090661] [2020-10-12 15:42:57,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 15:42:57,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-12 15:42:57,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621627623] [2020-10-12 15:42:57,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-12 15:42:57,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 15:42:57,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-12 15:42:57,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=958, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 15:42:57,694 INFO L87 Difference]: Start difference. First operand 284 states and 354 transitions. Second operand 33 states. [2020-10-12 15:42:58,795 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2020-10-12 15:42:59,274 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2020-10-12 15:42:59,683 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-10-12 15:42:59,941 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2020-10-12 15:43:04,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 15:43:04,277 INFO L93 Difference]: Finished difference Result 408 states and 522 transitions. [2020-10-12 15:43:04,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-12 15:43:04,278 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 63 [2020-10-12 15:43:04,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 15:43:04,284 INFO L225 Difference]: With dead ends: 408 [2020-10-12 15:43:04,284 INFO L226 Difference]: Without dead ends: 405 [2020-10-12 15:43:04,286 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=282, Invalid=2268, Unknown=0, NotChecked=0, Total=2550 [2020-10-12 15:43:04,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2020-10-12 15:43:04,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 285. [2020-10-12 15:43:04,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-10-12 15:43:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 358 transitions. [2020-10-12 15:43:04,341 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 358 transitions. Word has length 63 [2020-10-12 15:43:04,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 15:43:04,341 INFO L479 AbstractCegarLoop]: Abstraction has 285 states and 358 transitions. [2020-10-12 15:43:04,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-12 15:43:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 358 transitions. [2020-10-12 15:43:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-12 15:43:04,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 15:43:04,344 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2020-10-12 15:43:04,349 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 15:43:04,349 INFO L427 AbstractCegarLoop]: === Iteration 4 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 15:43:04,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 15:43:04,349 INFO L82 PathProgramCache]: Analyzing trace with hash 822289696, now seen corresponding path program 1 times [2020-10-12 15:43:04,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 15:43:04,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020579107] [2020-10-12 15:43:04,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 15:43:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:43:04,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:04,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:04,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:04,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:04,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:05,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:06,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:06,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:07,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:07,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:08,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:09,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-12 15:43:09,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:43:09,608 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 19 [2020-10-12 15:43:09,766 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 19 [2020-10-12 15:43:09,923 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 17 [2020-10-12 15:43:10,072 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 19 [2020-10-12 15:43:10,261 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 19 [2020-10-12 15:43:10,419 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 18 [2020-10-12 15:43:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:43:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:43:10,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:10,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:43:10,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 15:43:10,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 15:43:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 15:43:10,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:43:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 15:43:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:43:10,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 15:43:10,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:43:10,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 15:43:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:43:10,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:10,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:10,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:10,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:11,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:12,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:15,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:43:15,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 15:43:15,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 15:43:15,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 15:43:15,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:43:15,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-12 15:43:15,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:43:15,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 15:43:15,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:43:15,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 15:43:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:43:15,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:15,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:15,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:16,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:16,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:16,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:20,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:43:20,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-12 15:43:20,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 15:43:20,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 15:43:20,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:43:20,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-12 15:43:20,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 15:43:20,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-12 15:43:20,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 15:43:21,437 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 31 [2020-10-12 15:43:21,759 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2020-10-12 15:43:21,997 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 18 [2020-10-12 15:43:21,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 15:43:22,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 15:43:22,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:22,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 15:43:22,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 15:43:22,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 15:43:22,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 15:43:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 398 [2020-10-12 15:43:22,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 15:43:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 15:43:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 15:43:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 15:43:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0