/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=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-eb0fd7c [2020-09-21 11:23:06,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:23:06,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:23:06,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:23:06,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:23:06,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:23:06,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:23:06,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:23:06,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:23:06,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:23:06,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:23:06,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:23:06,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:23:06,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:23:06,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:23:06,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:23:06,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:23:06,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:23:06,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:23:06,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:23:06,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:23:06,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:23:06,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:23:06,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:23:06,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:23:06,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:23:06,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:23:06,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:23:06,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:23:06,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:23:06,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:23:06,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:23:06,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:23:06,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:23:06,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:23:06,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:23:06,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:23:06,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:23:06,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:23:06,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:23:06,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:23:06,716 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 [2020-09-21 11:23:06,762 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:23:06,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:23:06,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:23:06,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:23:06,765 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:23:06,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:23:06,766 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:23:06,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:23:06,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:23:06,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:23:06,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:23:06,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:23:06,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:23:06,769 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:23:06,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:23:06,769 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:23:06,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:23:06,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:23:06,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:23:06,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:23:06,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:23:06,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:23:06,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:23:06,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:23:06,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:23:06,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:23:06,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:23:06,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:23:06,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:23:06,772 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:23:07,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:23:07,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:23:07,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:23:07,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:23:07,249 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:23:07,250 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-09-21 11:23:07,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/14645a416/390a7cb4cf344b09a89f66fdd7d99479/FLAG769ebcd68 [2020-09-21 11:23:07,985 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:23:07,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-09-21 11:23:08,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/14645a416/390a7cb4cf344b09a89f66fdd7d99479/FLAG769ebcd68 [2020-09-21 11:23:08,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/14645a416/390a7cb4cf344b09a89f66fdd7d99479 [2020-09-21 11:23:08,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:23:08,248 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:23:08,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:23:08,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:23:08,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:23:08,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:23:08" (1/1) ... [2020-09-21 11:23:08,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391177e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:08, skipping insertion in model container [2020-09-21 11:23:08,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:23:08" (1/1) ... [2020-09-21 11:23:08,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:23:08,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:23:08,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:23:08,880 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:23:08,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:23:09,054 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:23:09,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09 WrapperNode [2020-09-21 11:23:09,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:23:09,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:23:09,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:23:09,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:23:09,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (1/1) ... [2020-09-21 11:23:09,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:23:09,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:23:09,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:23:09,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:23:09,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (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 [2020-09-21 11:23:09,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:23:09,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:23:09,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-09-21 11:23:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-09-21 11:23:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-09-21 11:23:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-09-21 11:23:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_slave [2020-09-21 11:23:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_master [2020-09-21 11:23:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_slave [2020-09-21 11:23:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2020-09-21 11:23:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2020-09-21 11:23:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_slave [2020-09-21 11:23:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_nested_lists [2020-09-21 11:23:09,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_reinit_nested_lists [2020-09-21 11:23:09,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_master [2020-09-21 11:23:09,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2020-09-21 11:23:09,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_master [2020-09-21 11:23:09,241 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_base [2020-09-21 11:23:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_full [2020-09-21 11:23:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_dangling [2020-09-21 11:23:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_init [2020-09-21 11:23:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:23:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:23:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-09-21 11:23:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-09-21 11:23:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-09-21 11:23:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-09-21 11:23:09,243 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-09-21 11:23:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-09-21 11:23:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-09-21 11:23:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-09-21 11:23:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-09-21 11:23:09,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-09-21 11:23:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-09-21 11:23:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-09-21 11:23:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-09-21 11:23:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-09-21 11:23:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-09-21 11:23:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-09-21 11:23:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-09-21 11:23:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-09-21 11:23:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-09-21 11:23:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-09-21 11:23:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-09-21 11:23:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-09-21 11:23:09,248 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-09-21 11:23:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-09-21 11:23:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-09-21 11:23:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-09-21 11:23:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-09-21 11:23:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-09-21 11:23:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-09-21 11:23:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-09-21 11:23:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-09-21 11:23:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-09-21 11:23:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-09-21 11:23:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-09-21 11:23:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-09-21 11:23:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-09-21 11:23:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-09-21 11:23:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-09-21 11:23:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-09-21 11:23:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-09-21 11:23:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:23:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-21 11:23:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-09-21 11:23:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:23:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-09-21 11:23:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-09-21 11:23:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-09-21 11:23:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-21 11:23:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-09-21 11:23:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-09-21 11:23:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-09-21 11:23:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-09-21 11:23:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-09-21 11:23:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-09-21 11:23:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-09-21 11:23:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-09-21 11:23:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-09-21 11:23:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-09-21 11:23:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-09-21 11:23:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-09-21 11:23:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-09-21 11:23:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-09-21 11:23:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-09-21 11:23:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-09-21 11:23:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-09-21 11:23:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-09-21 11:23:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-09-21 11:23:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-09-21 11:23:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-09-21 11:23:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:23:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-09-21 11:23:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_slave [2020-09-21 11:23:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:23:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:23:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_master [2020-09-21 11:23:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_slave [2020-09-21 11:23:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:23:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2020-09-21 11:23:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:23:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-09-21 11:23:09,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_slave [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_nested_lists [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure dll_reinit_nested_lists [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_master [2020-09-21 11:23:09,263 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2020-09-21 11:23:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_master [2020-09-21 11:23:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_base [2020-09-21 11:23:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_full [2020-09-21 11:23:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_dangling [2020-09-21 11:23:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_init [2020-09-21 11:23:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:23:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:23:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:23:10,130 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:23:10,130 INFO L295 CfgBuilder]: Removed 38 assume(true) statements. [2020-09-21 11:23:10,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:23:10 BoogieIcfgContainer [2020-09-21 11:23:10,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:23:10,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:23:10,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:23:10,142 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:23:10,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:23:08" (1/3) ... [2020-09-21 11:23:10,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ef9de57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:23:10, skipping insertion in model container [2020-09-21 11:23:10,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:23:09" (2/3) ... [2020-09-21 11:23:10,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ef9de57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:23:10, skipping insertion in model container [2020-09-21 11:23:10,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:23:10" (3/3) ... [2020-09-21 11:23:10,147 INFO L109 eAbstractionObserver]: Analyzing ICFG dll_of_dll-2.i [2020-09-21 11:23:10,160 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:23:10,172 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:23:10,197 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:23:10,233 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:23:10,233 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:23:10,233 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:23:10,234 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:23:10,234 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:23:10,234 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:23:10,234 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:23:10,234 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:23:10,262 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-09-21 11:23:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:23:10,274 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:23:10,275 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] [2020-09-21 11:23:10,276 INFO L427 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:23:10,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:23:10,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1405399524, now seen corresponding path program 1 times [2020-09-21 11:23:10,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:23:10,300 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1181556111] [2020-09-21 11:23:10,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:23:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,498 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:23:10,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:23:10,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-21 11:23:10,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:10,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,599 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,601 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,602 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,602 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:23:10,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:23:10,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:10,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-21 11:23:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,698 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,698 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,699 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,699 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-21 11:23:10,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:23:10,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:23:10,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:10,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,823 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,826 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,826 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,827 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-09-21 11:23:10,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:23:10,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-09-21 11:23:10,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:10,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,881 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,881 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,881 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,882 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:10,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:23:10,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:23:10,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:10,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,926 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,931 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,932 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,932 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:10,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:23:10,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-21 11:23:10,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:10,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:10,978 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:10,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:10,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:10,982 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:10,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:10,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:10,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:23:10,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:10,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:10,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-21 11:23:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:10,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-21 11:23:11,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:11,016 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:11,017 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:11,017 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:11,017 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:11,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:11,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:11,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:11,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:11,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:11,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:23:11,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:11,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:11,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:11,035 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:11,036 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:11,036 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:11,036 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:11,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:11,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:11,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:11,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:11,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:11,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-21 11:23:11,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:11,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:11,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:11,051 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:11,051 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:11,051 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:11,052 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:11,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:11,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:11,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:11,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-21 11:23:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:11,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-09-21 11:23:11,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1181556111] [2020-09-21 11:23:11,079 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:23:11,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:23:11,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319632541] [2020-09-21 11:23:11,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:23:11,088 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:23:11,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:23:11,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:23:11,109 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 4 states. [2020-09-21 11:23:11,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:23:11,577 INFO L93 Difference]: Finished difference Result 343 states and 542 transitions. [2020-09-21 11:23:11,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:23:11,579 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:23:11,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:23:11,598 INFO L225 Difference]: With dead ends: 343 [2020-09-21 11:23:11,598 INFO L226 Difference]: Without dead ends: 166 [2020-09-21 11:23:11,606 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:23:11,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-09-21 11:23:11,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 155. [2020-09-21 11:23:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-09-21 11:23:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 184 transitions. [2020-09-21 11:23:11,720 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 184 transitions. Word has length 59 [2020-09-21 11:23:11,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:23:11,721 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 184 transitions. [2020-09-21 11:23:11,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:23:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 184 transitions. [2020-09-21 11:23:11,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:23:11,727 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:23:11,728 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] [2020-09-21 11:23:11,728 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:23:11,728 INFO L427 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:23:11,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:23:11,729 INFO L82 PathProgramCache]: Analyzing trace with hash 747676979, now seen corresponding path program 1 times [2020-09-21 11:23:11,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:23:11,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1037898496] [2020-09-21 11:23:11,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:23:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:11,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:11,972 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:11,973 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:11,973 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:11,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-09-21 11:23:11,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:11,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-09-21 11:23:11,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:23:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-09-21 11:23:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-09-21 11:23:11,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:12,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,090 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,090 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:23:12,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:12,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:12,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-21 11:23:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,153 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,153 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,153 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,154 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:12,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:23:12,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:23:12,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-21 11:23:12,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:23:12,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:12,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,218 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,219 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,219 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,219 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:12,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:23:12,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:23:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:23:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-09-21 11:23:12,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:12,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,308 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,308 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,308 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,308 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:12,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:23:12,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:23:12,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-21 11:23:12,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:12,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,367 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,368 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:12,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:12,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:23:12,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-21 11:23:12,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:12,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,382 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,383 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,383 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:12,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:12,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:12,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:12,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:12,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,403 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,404 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,404 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:12,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:12,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:23:12,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:23:12,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:12,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,426 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,426 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,426 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,427 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:12,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:12,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:12,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:12,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:12,439 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:12,440 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:12,440 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:12,440 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:12,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:12,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:12,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:12,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:12,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:12,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:12,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:12,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:12,461 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-09-21 11:23:12,461 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1037898496] [2020-09-21 11:23:12,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:23:12,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-21 11:23:12,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607820066] [2020-09-21 11:23:12,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-21 11:23:12,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:23:12,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-21 11:23:12,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2020-09-21 11:23:12,466 INFO L87 Difference]: Start difference. First operand 155 states and 184 transitions. Second operand 13 states. [2020-09-21 11:23:13,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:23:13,925 INFO L93 Difference]: Finished difference Result 327 states and 406 transitions. [2020-09-21 11:23:13,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 11:23:13,926 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 60 [2020-09-21 11:23:13,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:23:13,935 INFO L225 Difference]: With dead ends: 327 [2020-09-21 11:23:13,935 INFO L226 Difference]: Without dead ends: 179 [2020-09-21 11:23:13,939 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:23:13,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-09-21 11:23:13,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 168. [2020-09-21 11:23:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-09-21 11:23:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 199 transitions. [2020-09-21 11:23:13,987 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 199 transitions. Word has length 60 [2020-09-21 11:23:13,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:23:13,989 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 199 transitions. [2020-09-21 11:23:13,990 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-21 11:23:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 199 transitions. [2020-09-21 11:23:14,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-09-21 11:23:14,007 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:23:14,009 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2020-09-21 11:23:14,011 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:23:14,012 INFO L427 AbstractCegarLoop]: === Iteration 3 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:23:14,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:23:14,012 INFO L82 PathProgramCache]: Analyzing trace with hash 586330229, now seen corresponding path program 1 times [2020-09-21 11:23:14,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:23:14,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37260161] [2020-09-21 11:23:14,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:23:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:14,362 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:14,363 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:14,363 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:14,363 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:14,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-09-21 11:23:14,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:14,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-09-21 11:23:14,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:14,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:23:14,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-09-21 11:23:14,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:23:14,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:14,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:14,552 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:14,552 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:14,552 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:14,552 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:14,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:23:14,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:14,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:14,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:14,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:14,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:14,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-21 11:23:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:14,869 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:14,869 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:14,869 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:14,870 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:14,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-21 11:23:14,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:14,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-09-21 11:23:14,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:14,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:23:14,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:23:14,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:23:14,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:15,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:15,255 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:15,255 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:15,255 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:15,255 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:15,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-09-21 11:23:15,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:15,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-09-21 11:23:15,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:23:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:23:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:23:15,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:15,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:15,713 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:15,714 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:15,714 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:15,715 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:15,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:15,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:15,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 312 [2020-09-21 11:23:15,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:15,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-09-21 11:23:15,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-09-21 11:23:15,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:23:15,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:15,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:16,180 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:16,180 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:16,181 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:16,181 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:16,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:16,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:16,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 282 [2020-09-21 11:23:16,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:16,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-09-21 11:23:16,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:23:16,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:23:16,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:16,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:16,229 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:16,229 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:16,230 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:16,230 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:16,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:16,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:16,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:16,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:16,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:16,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:16,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:16,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:16,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:16,573 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:16,574 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:16,574 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:16,575 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:16,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:16,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:16,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 307 [2020-09-21 11:23:16,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-09-21 11:23:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:23:16,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:23:16,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:16,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:16,990 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:16,990 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:16,991 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:16,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:16,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:16,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:16,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 337 [2020-09-21 11:23:16,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-09-21 11:23:16,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:23:16,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:23:16,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:17,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:17,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:17,184 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:17,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:17,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:17,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:17,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:17,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-09-21 11:23:17,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:17,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:23:17,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:17,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-21 11:23:17,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:17,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:17,324 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:17,325 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:17,325 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:17,326 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:17,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:17,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:17,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-21 11:23:17,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:17,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:23:17,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:17,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-21 11:23:17,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:17,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:17,502 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:17,502 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:17,503 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:17,503 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:17,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:17,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:17,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 11:23:17,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:23:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:17,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:23:17,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:23:17,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:17,779 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:17,780 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:17,780 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:17,780 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:17,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:17,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:17,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-09-21 11:23:17,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:17,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:23:17,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:17,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-09-21 11:23:17,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:17,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:17,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:17,935 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:17,935 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:17,935 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:17,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:17,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:17,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-09-21 11:23:17,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:17,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:23:17,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-21 11:23:17,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:18,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,126 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,127 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,128 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:18,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:23:18,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:23:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-21 11:23:18,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:18,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-21 11:23:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,338 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,339 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,339 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:18,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-09-21 11:23:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,389 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,389 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,389 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,390 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:18,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,420 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,420 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,420 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,421 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:18,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:18,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:18,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,481 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,481 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,481 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,481 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:18,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,505 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,505 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,506 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,506 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:18,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:18,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,522 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,522 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,523 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,523 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:18,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:18,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,536 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,537 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,537 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,537 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:18,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:18,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,550 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,550 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,551 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,551 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:18,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:18,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,567 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,568 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,568 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,569 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:18,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:18,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:18,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:18,588 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:18,588 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:18,589 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:18,589 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:18,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:18,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:18,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:18,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:18,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:18,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:18,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:18,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-09-21 11:23:18,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37260161] [2020-09-21 11:23:18,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:23:18,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-09-21 11:23:18,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562322172] [2020-09-21 11:23:18,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-09-21 11:23:18,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:23:18,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-09-21 11:23:18,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=747, Unknown=0, NotChecked=0, Total=812 [2020-09-21 11:23:18,884 INFO L87 Difference]: Start difference. First operand 168 states and 199 transitions. Second operand 29 states. [2020-09-21 11:23:22,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:23:22,819 INFO L93 Difference]: Finished difference Result 358 states and 439 transitions. [2020-09-21 11:23:22,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-09-21 11:23:22,819 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 154 [2020-09-21 11:23:22,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:23:22,823 INFO L225 Difference]: With dead ends: 358 [2020-09-21 11:23:22,824 INFO L226 Difference]: Without dead ends: 196 [2020-09-21 11:23:22,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 386 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=236, Invalid=2416, Unknown=0, NotChecked=0, Total=2652 [2020-09-21 11:23:22,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-09-21 11:23:22,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 185. [2020-09-21 11:23:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-09-21 11:23:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 217 transitions. [2020-09-21 11:23:22,850 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 217 transitions. Word has length 154 [2020-09-21 11:23:22,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:23:22,850 INFO L479 AbstractCegarLoop]: Abstraction has 185 states and 217 transitions. [2020-09-21 11:23:22,850 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-09-21 11:23:22,851 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 217 transitions. [2020-09-21 11:23:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-09-21 11:23:22,853 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:23:22,853 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-09-21 11:23:22,853 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:23:22,853 INFO L427 AbstractCegarLoop]: === Iteration 4 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:23:22,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:23:22,854 INFO L82 PathProgramCache]: Analyzing trace with hash -467161035, now seen corresponding path program 1 times [2020-09-21 11:23:22,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:23:22,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1959676059] [2020-09-21 11:23:22,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:23:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:23,058 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:23,058 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:23,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:23,059 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:23,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-09-21 11:23:23,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:23,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-09-21 11:23:23,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:23,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:23:23,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-09-21 11:23:23,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:23:23,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:23,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:23,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:23,193 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:23,193 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:23,193 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:23,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:23:23,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:23,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:23,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:23,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:23,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:23,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:23,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:23,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-21 11:23:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:23,393 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:23,394 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:23,394 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:23,394 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:23,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-21 11:23:23,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:23,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-09-21 11:23:23,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:23:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:23:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:23:23,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:23,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:23,666 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:23,667 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:23,667 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:23,667 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:23,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-09-21 11:23:23,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:23,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-09-21 11:23:23,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:23,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:23:23,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:23:23,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:23:23,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:23,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:23,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:23,893 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:23,893 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:23,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:23,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:23,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:23,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-09-21 11:23:23,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:23:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:23,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-09-21 11:23:23,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:24,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:24,137 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:24,138 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:24,138 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:24,138 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:24,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:24,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:24,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-09-21 11:23:24,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:24,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:23:24,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-09-21 11:23:24,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:24,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:24,457 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:24,458 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:24,458 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:24,458 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:24,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:24,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:24,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:23:24,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:23:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-21 11:23:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:25,618 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 56 [2020-09-21 11:23:25,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,652 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,652 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,652 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,653 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:25,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:25,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:23:25,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-09-21 11:23:25,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,689 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,689 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,690 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,690 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:25,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,713 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,713 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,714 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,714 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:25,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,729 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,730 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,730 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,731 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:25,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,743 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,743 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,744 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,744 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:25,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,756 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,756 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,756 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,756 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:25,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:25,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,771 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,772 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,772 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,773 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:25,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,787 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,788 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,788 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,789 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:25,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:23:25,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-21 11:23:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,873 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,874 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,874 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,874 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:25,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-09-21 11:23:25,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,918 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,918 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,919 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,919 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:25,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,952 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,952 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,953 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,953 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:25,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,971 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,971 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:25,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:25,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:25,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:25,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:25,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:25,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:25,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:25,998 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:25,998 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:25,998 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:25,999 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:25,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:25,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:26,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:26,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:26,018 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:26,018 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:26,019 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:26,019 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:26,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:26,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:26,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:26,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:26,033 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:26,033 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:26,033 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:26,033 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:26,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:26,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:26,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:26,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:26,044 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:26,044 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:26,045 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:26,045 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:26,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:26,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:26,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:26,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:26,057 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:26,057 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:26,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:26,058 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:26,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:26,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:26,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:26,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:26,073 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:26,073 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:26,073 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:26,074 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:26,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:26,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:26,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:26,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:26,086 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:26,086 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:26,087 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:26,087 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:26,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:26,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:26,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:26,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:26,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:26,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:26,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:26,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 15 proven. 26 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-09-21 11:23:26,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1959676059] [2020-09-21 11:23:26,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:23:26,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-21 11:23:26,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315556824] [2020-09-21 11:23:26,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-21 11:23:26,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:23:26,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-21 11:23:26,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:23:26,261 INFO L87 Difference]: Start difference. First operand 185 states and 217 transitions. Second operand 19 states. [2020-09-21 11:23:27,131 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 61 [2020-09-21 11:23:29,071 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-09-21 11:23:29,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:23:29,268 INFO L93 Difference]: Finished difference Result 378 states and 449 transitions. [2020-09-21 11:23:29,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-21 11:23:29,269 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 154 [2020-09-21 11:23:29,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:23:29,273 INFO L225 Difference]: With dead ends: 378 [2020-09-21 11:23:29,273 INFO L226 Difference]: Without dead ends: 205 [2020-09-21 11:23:29,274 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=92, Invalid=610, Unknown=0, NotChecked=0, Total=702 [2020-09-21 11:23:29,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-09-21 11:23:29,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 189. [2020-09-21 11:23:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-09-21 11:23:29,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 222 transitions. [2020-09-21 11:23:29,296 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 222 transitions. Word has length 154 [2020-09-21 11:23:29,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:23:29,297 INFO L479 AbstractCegarLoop]: Abstraction has 189 states and 222 transitions. [2020-09-21 11:23:29,297 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-21 11:23:29,297 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 222 transitions. [2020-09-21 11:23:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-09-21 11:23:29,299 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:23:29,300 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2020-09-21 11:23:29,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:23:29,300 INFO L427 AbstractCegarLoop]: === Iteration 5 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:23:29,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:23:29,300 INFO L82 PathProgramCache]: Analyzing trace with hash -2084601485, now seen corresponding path program 1 times [2020-09-21 11:23:29,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:23:29,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [308293507] [2020-09-21 11:23:29,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:23:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:29,493 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:29,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:29,494 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:29,494 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:29,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-09-21 11:23:29,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:29,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-09-21 11:23:29,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:29,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:23:29,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-09-21 11:23:29,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:23:29,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:29,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:29,628 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:29,628 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:29,628 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:29,628 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:29,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:23:29,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:29,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:29,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:29,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:29,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:29,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-21 11:23:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:29,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:29,935 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:29,935 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:29,935 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:29,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-21 11:23:29,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:29,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-09-21 11:23:29,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:29,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:23:29,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:29,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-09-21 11:23:29,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,227 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-09-21 11:23:30,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-21 11:23:30,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:23:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-09-21 11:23:30,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,333 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,333 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,333 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,333 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:30,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,371 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,371 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,371 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:30,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,399 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,399 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,399 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,400 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:30,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,411 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,412 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,412 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,412 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:30,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,441 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,441 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,441 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,442 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:30,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,459 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,460 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,460 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,460 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:30,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,473 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,474 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,474 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,474 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:30,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,484 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,485 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,485 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,485 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:30,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:30,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,496 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,496 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,497 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,497 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:30,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,512 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,513 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,513 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,513 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:30,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:30,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,526 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,526 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,526 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,526 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:30,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:30,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:30,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:30,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-21 11:23:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,625 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:30,625 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,625 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,625 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:30,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-21 11:23:30,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:23:30,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-09-21 11:23:30,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,777 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:30,777 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,777 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,778 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:30,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-21 11:23:30,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:23:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-09-21 11:23:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:30,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:30,936 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:30,937 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:30,937 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:30,938 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:30,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:30,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:30,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:23:30,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:30,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:23:30,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:30,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:23:30,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,027 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,027 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,027 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:31,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:31,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:23:31,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-09-21 11:23:31,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,059 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,060 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,060 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,061 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:31,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:31,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,084 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,084 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,084 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,085 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:31,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:31,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,102 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,103 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,103 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,103 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:31,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:31,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,116 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,117 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,117 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,118 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:31,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:23:31,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,133 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,133 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,133 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,134 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:31,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:31,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,152 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,152 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,152 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,152 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:31,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:31,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:31,163 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:31,164 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:31,164 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:31,164 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:31,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:31,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:31,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:31,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:31,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:31,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:31,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:31,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2020-09-21 11:23:31,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [308293507] [2020-09-21 11:23:31,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:23:31,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-09-21 11:23:31,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567325062] [2020-09-21 11:23:31,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-21 11:23:31,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:23:31,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-21 11:23:31,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=419, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:23:31,299 INFO L87 Difference]: Start difference. First operand 189 states and 222 transitions. Second operand 22 states. [2020-09-21 11:23:33,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:23:33,743 INFO L93 Difference]: Finished difference Result 327 states and 393 transitions. [2020-09-21 11:23:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-21 11:23:33,744 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 154 [2020-09-21 11:23:33,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:23:33,748 INFO L225 Difference]: With dead ends: 327 [2020-09-21 11:23:33,748 INFO L226 Difference]: Without dead ends: 258 [2020-09-21 11:23:33,749 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=131, Invalid=1129, Unknown=0, NotChecked=0, Total=1260 [2020-09-21 11:23:33,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-09-21 11:23:33,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 213. [2020-09-21 11:23:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-09-21 11:23:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 251 transitions. [2020-09-21 11:23:33,772 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 251 transitions. Word has length 154 [2020-09-21 11:23:33,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:23:33,773 INFO L479 AbstractCegarLoop]: Abstraction has 213 states and 251 transitions. [2020-09-21 11:23:33,773 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-21 11:23:33,773 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 251 transitions. [2020-09-21 11:23:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-09-21 11:23:33,775 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:23:33,775 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2020-09-21 11:23:33,776 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:23:33,776 INFO L427 AbstractCegarLoop]: === Iteration 6 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:23:33,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:23:33,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1709746076, now seen corresponding path program 1 times [2020-09-21 11:23:33,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:23:33,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [800358213] [2020-09-21 11:23:33,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:23:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:36,732 FATAL L256 erpolLogProxyWrapper]: Difference in size: 26 [2020-09-21 11:23:36,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -89 [2020-09-21 11:23:36,733 FATAL L256 erpolLogProxyWrapper]: Difference in width: 89 [2020-09-21 11:23:36,733 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:36,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-09-21 11:23:36,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:36,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2828 [2020-09-21 11:23:36,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:36,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 49 [2020-09-21 11:23:36,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-09-21 11:23:36,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:23:36,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:37,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:37,130 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:37,131 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:37,131 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:37,131 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:37,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:23:37,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:37,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:37,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:37,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:37,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:37,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:37,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:37,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-21 11:23:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:40,289 FATAL L256 erpolLogProxyWrapper]: Difference in size: 23 [2020-09-21 11:23:40,289 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:40,289 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:40,290 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:40,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-21 11:23:40,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:40,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3029 [2020-09-21 11:23:40,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:40,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 46 [2020-09-21 11:23:40,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:40,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-09-21 11:23:40,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:40,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,571 FATAL L256 erpolLogProxyWrapper]: Difference in size: 45 [2020-09-21 11:23:42,571 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,572 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,572 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-09-21 11:23:42,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1996 [2020-09-21 11:23:42,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 41 [2020-09-21 11:23:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-09-21 11:23:42,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,753 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,753 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,754 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,754 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:42,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,785 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,786 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,786 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:42,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,812 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,812 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,812 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,812 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:42,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,824 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,825 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,825 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,825 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:42,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:23:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,849 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,849 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,850 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,850 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-09-21 11:23:42,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,867 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,868 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,868 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,868 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:42,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:42,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,882 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,882 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,882 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,883 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:42,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:42,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,893 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,893 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:42,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-21 11:23:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,902 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,902 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,903 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,903 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-21 11:23:42,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:42,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,915 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,915 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,915 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,915 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 11:23:42,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:23:42,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:42,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:42,925 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:23:42,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:42,926 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:42,926 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:42,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:42,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:42,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:23:42,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:42,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:23:42,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:42,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:23:42,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:23:42,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-21 11:23:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:45,151 FATAL L256 erpolLogProxyWrapper]: Difference in size: 6 [2020-09-21 11:23:45,152 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:45,152 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:45,152 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:45,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 11:23:45,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:45,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2135 [2020-09-21 11:23:45,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 42 [2020-09-21 11:23:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-09-21 11:23:45,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:45,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:23:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:47,054 FATAL L256 erpolLogProxyWrapper]: Difference in size: 9 [2020-09-21 11:23:47,055 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:47,055 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:47,055 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:47,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-09-21 11:23:47,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:47,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1716 [2020-09-21 11:23:47,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 38 [2020-09-21 11:23:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-09-21 11:23:47,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:48,922 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 221 DAG size of output: 41 [2020-09-21 11:23:49,979 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 30 [2020-09-21 11:23:50,867 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 34 [2020-09-21 11:23:50,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:23:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:50,928 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-21 11:23:50,929 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:50,929 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:50,929 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:50,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-21 11:23:50,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:50,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:23:50,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:50,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:23:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:23:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:23:50,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:23:51,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:23:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:23:51,843 FATAL L256 erpolLogProxyWrapper]: Difference in size: 8 [2020-09-21 11:23:51,843 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:23:51,844 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:23:51,844 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:23:51,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-21 11:23:51,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:23:51,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 775 [2020-09-21 11:23:51,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:23:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-09-21 11:23:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:23:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-09-21 11:23:51,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0