/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 23:27:42,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 23:27:42,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 23:27:42,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 23:27:42,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 23:27:42,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 23:27:42,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 23:27:42,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 23:27:42,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 23:27:42,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 23:27:42,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 23:27:42,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 23:27:42,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 23:27:42,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 23:27:42,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 23:27:42,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 23:27:42,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 23:27:42,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 23:27:42,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 23:27:42,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 23:27:42,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 23:27:42,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 23:27:42,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 23:27:42,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 23:27:42,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 23:27:42,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 23:27:42,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 23:27:42,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 23:27:42,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 23:27:42,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 23:27:42,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 23:27:42,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 23:27:42,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 23:27:42,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 23:27:42,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 23:27:42,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 23:27:42,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 23:27:42,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 23:27:42,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 23:27:42,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 23:27:42,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 23:27:42,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 23:27:42,102 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 23:27:42,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 23:27:42,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 23:27:42,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 23:27:42,107 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 23:27:42,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 23:27:42,107 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 23:27:42,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 23:27:42,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 23:27:42,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 23:27:42,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 23:27:42,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 23:27:42,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 23:27:42,108 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 23:27:42,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 23:27:42,109 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 23:27:42,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 23:27:42,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 23:27:42,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 23:27:42,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 23:27:42,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 23:27:42,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 23:27:42,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 23:27:42,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 23:27:42,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 23:27:42,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 23:27:42,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 23:27:42,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 23:27:42,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 23:27:42,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 23:27:42,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 23:27:42,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 23:27:42,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 23:27:42,431 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 23:27:42,431 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 23:27:42,432 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-10-14 23:27:42,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/574c019e9/b7d4c4cdc8db4c7e898478d5bf6e3674/FLAG1fc7f1acf [2020-10-14 23:27:43,006 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 23:27:43,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-10-14 23:27:43,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/574c019e9/b7d4c4cdc8db4c7e898478d5bf6e3674/FLAG1fc7f1acf [2020-10-14 23:27:43,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/574c019e9/b7d4c4cdc8db4c7e898478d5bf6e3674 [2020-10-14 23:27:43,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 23:27:43,331 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 23:27:43,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 23:27:43,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 23:27:43,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 23:27:43,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:43" (1/1) ... [2020-10-14 23:27:43,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42db8c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:43, skipping insertion in model container [2020-10-14 23:27:43,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:43" (1/1) ... [2020-10-14 23:27:43,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 23:27:43,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 23:27:43,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 23:27:43,893 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 23:27:43,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 23:27:44,007 INFO L208 MainTranslator]: Completed translation [2020-10-14 23:27:44,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44 WrapperNode [2020-10-14 23:27:44,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 23:27:44,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 23:27:44,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 23:27:44,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 23:27:44,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... [2020-10-14 23:27:44,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 23:27:44,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 23:27:44,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 23:27:44,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 23:27:44,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 23:27:44,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 23:27:44,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 23:27:44,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 23:27:44,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-14 23:27:44,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-14 23:27:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-10-14 23:27:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_slave [2020-10-14 23:27:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_master [2020-10-14 23:27:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_slave [2020-10-14 23:27:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2020-10-14 23:27:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2020-10-14 23:27:44,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_slave [2020-10-14 23:27:44,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_nested_lists [2020-10-14 23:27:44,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_reinit_nested_lists [2020-10-14 23:27:44,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_master [2020-10-14 23:27:44,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2020-10-14 23:27:44,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_master [2020-10-14 23:27:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_base [2020-10-14 23:27:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_full [2020-10-14 23:27:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_dangling [2020-10-14 23:27:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_init [2020-10-14 23:27:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 23:27:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 23:27:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-14 23:27:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-14 23:27:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-14 23:27:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-14 23:27:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-14 23:27:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-14 23:27:44,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-14 23:27:44,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-14 23:27:44,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-14 23:27:44,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-14 23:27:44,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-14 23:27:44,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-14 23:27:44,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-14 23:27:44,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-14 23:27:44,169 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-14 23:27:44,169 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-14 23:27:44,169 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-14 23:27:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-14 23:27:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-14 23:27:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-14 23:27:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-14 23:27:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-14 23:27:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-14 23:27:44,171 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-14 23:27:44,171 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-14 23:27:44,171 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-14 23:27:44,171 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-14 23:27:44,171 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-14 23:27:44,172 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-14 23:27:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-14 23:27:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-14 23:27:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-14 23:27:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-14 23:27:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-14 23:27:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-14 23:27:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-14 23:27:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-14 23:27:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-14 23:27:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-14 23:27:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-14 23:27:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-14 23:27:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-14 23:27:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-14 23:27:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-14 23:27:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-14 23:27:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-14 23:27:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-14 23:27:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-14 23:27:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-14 23:27:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-14 23:27:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-14 23:27:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-14 23:27:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-14 23:27:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-14 23:27:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-14 23:27:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-14 23:27:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-14 23:27:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-14 23:27:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-14 23:27:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-14 23:27:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-14 23:27:44,189 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-14 23:27:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-14 23:27:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 23:27:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-10-14 23:27:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_slave [2020-10-14 23:27:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 23:27:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 23:27:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_master [2020-10-14 23:27:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_slave [2020-10-14 23:27:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 23:27:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2020-10-14 23:27:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 23:27:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 23:27:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 23:27:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 23:27:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2020-10-14 23:27:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_slave [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_nested_lists [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure dll_reinit_nested_lists [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_master [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_master [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_base [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_full [2020-10-14 23:27:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_dangling [2020-10-14 23:27:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_init [2020-10-14 23:27:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 23:27:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 23:27:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 23:27:45,007 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 23:27:45,008 INFO L295 CfgBuilder]: Removed 38 assume(true) statements. [2020-10-14 23:27:45,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:45 BoogieIcfgContainer [2020-10-14 23:27:45,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 23:27:45,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 23:27:45,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 23:27:45,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 23:27:45,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:27:43" (1/3) ... [2020-10-14 23:27:45,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a0687f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:45, skipping insertion in model container [2020-10-14 23:27:45,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:44" (2/3) ... [2020-10-14 23:27:45,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a0687f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:45, skipping insertion in model container [2020-10-14 23:27:45,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:45" (3/3) ... [2020-10-14 23:27:45,021 INFO L109 eAbstractionObserver]: Analyzing ICFG dll_of_dll-2.i [2020-10-14 23:27:45,031 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 23:27:45,040 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 23:27:45,050 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 23:27:45,075 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 23:27:45,075 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 23:27:45,075 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 23:27:45,075 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 23:27:45,076 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 23:27:45,076 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 23:27:45,076 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 23:27:45,076 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 23:27:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-10-14 23:27:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 23:27:45,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 23:27:45,108 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 23:27:45,109 INFO L427 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 23:27:45,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 23:27:45,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1405399524, now seen corresponding path program 1 times [2020-10-14 23:27:45,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 23:27:45,124 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [35672929] [2020-10-14 23:27:45,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 23:27:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:27:45,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:45,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:45,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:45,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:45,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:45,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:48,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:48,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:50,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:27:50,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-14 23:27:50,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 23:27:50,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 23:27:50,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:27:50,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:27:50,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-14 23:27:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 23:27:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 23:27:50,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 23:27:50,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:27:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:27:50,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:50,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:27:50,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 23:27:50,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:27:50,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 23:27:50,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:27:50,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:27:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:27:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:27:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:27:50,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:27:50,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 23:27:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:27:50,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:50,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:50,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:50,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:50,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:51,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:51,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:52,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:55,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:27:55,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-14 23:27:55,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 23:27:55,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 23:27:55,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:27:55,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:27:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 23:27:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:27:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 23:27:55,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:27:55,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:27:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:27:55,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:55,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:55,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:55,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:56,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:56,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:56,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:56,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:27:59,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 23:28:00,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 23:28:00,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4633 [2020-10-14 23:28:00,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 23:28:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 23:28:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-14 23:28:00,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:00,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:00,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:00,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 23:28:00,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 23:28:00,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:00,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 23:28:00,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:00,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:00,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:00,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 23:28:00,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 23:28:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 23:28:00,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:00,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:00,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:00,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 23:28:00,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:00,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 23:28:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:00,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 23:28:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:00,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:00,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:00,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 23:28:00,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 23:28:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 23:28:00,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:00,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:00,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:00,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 23:28:00,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:00,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:00,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:00,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:00,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:00,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:00,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 23:28:00,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:00,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 23:28:00,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:00,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:00,498 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-14 23:28:00,499 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [35672929] [2020-10-14 23:28:00,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 23:28:00,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 23:28:00,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964247797] [2020-10-14 23:28:00,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 23:28:00,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 23:28:00,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 23:28:00,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2020-10-14 23:28:00,524 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 15 states. [2020-10-14 23:28:02,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 23:28:02,003 INFO L93 Difference]: Finished difference Result 354 states and 566 transitions. [2020-10-14 23:28:02,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 23:28:02,005 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 59 [2020-10-14 23:28:02,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 23:28:02,025 INFO L225 Difference]: With dead ends: 354 [2020-10-14 23:28:02,025 INFO L226 Difference]: Without dead ends: 177 [2020-10-14 23:28:02,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-10-14 23:28:02,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-10-14 23:28:02,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 166. [2020-10-14 23:28:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-10-14 23:28:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 200 transitions. [2020-10-14 23:28:02,103 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 200 transitions. Word has length 59 [2020-10-14 23:28:02,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 23:28:02,103 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 200 transitions. [2020-10-14 23:28:02,103 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 23:28:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 200 transitions. [2020-10-14 23:28:02,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-14 23:28:02,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 23:28:02,110 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] [2020-10-14 23:28:02,111 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 23:28:02,111 INFO L427 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 23:28:02,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 23:28:02,111 INFO L82 PathProgramCache]: Analyzing trace with hash 586330229, now seen corresponding path program 1 times [2020-10-14 23:28:02,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 23:28:02,112 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1077687785] [2020-10-14 23:28:02,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 23:28:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:02,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:02,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:02,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:02,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:07,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:07,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-14 23:28:07,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 23:28:07,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-14 23:28:07,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:07,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:07,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-14 23:28:07,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-14 23:28:07,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-14 23:28:07,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:07,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:07,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:07,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:07,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 23:28:07,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:07,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:07,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:07,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:07,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:07,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:07,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:07,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:07,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 23:28:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:07,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:07,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:07,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:08,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:12,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:12,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-14 23:28:12,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:28:12,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-14 23:28:12,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:12,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-14 23:28:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:12,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:12,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:12,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:12,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:13,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:13,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:17,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:17,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-14 23:28:17,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 23:28:17,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-14 23:28:17,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:17,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:17,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:17,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-14 23:28:17,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:17,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:17,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:17,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:17,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:17,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:19,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:19,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 23:28:19,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 23:28:19,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1909 [2020-10-14 23:28:19,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:19,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 23:28:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:19,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:19,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:19,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:19,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:20,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:20,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 23:28:20,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:20,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 885 [2020-10-14 23:28:20,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:20,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:20,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:20,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 23:28:20,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:20,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:20,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:20,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:20,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:20,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:20,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:20,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:20,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:20,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:20,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:20,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:20,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:20,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:20,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 23:28:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:20,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:20,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:21,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-14 23:28:21,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 758 [2020-10-14 23:28:21,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:21,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 23:28:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:21,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:21,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:21,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 23:28:21,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:21,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 463 [2020-10-14 23:28:21,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:21,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 23:28:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:21,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:21,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:21,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:21,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:21,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:21,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-14 23:28:21,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:21,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:21,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 23:28:21,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:21,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 23:28:21,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:21,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:21,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:21,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:21,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:21,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:21,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-14 23:28:21,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:21,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 23:28:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 23:28:21,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:22,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:22,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:22,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:22,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:22,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:22,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 23:28:22,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:22,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 23:28:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 23:28:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:22,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 23:28:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:22,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:22,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:22,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:22,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:22,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 23:28:22,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:22,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-14 23:28:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:28:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 23:28:22,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:22,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:22,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:22,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:22,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:22,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:22,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 23:28:22,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:22,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:22,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 23:28:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:28:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 23:28:22,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:22,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:22,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:22,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:22,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:22,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:22,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 23:28:22,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:22,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 23:28:22,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:28:22,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 23:28:22,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:22,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 23:28:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:22,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:23,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:23,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:23,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 23:28:23,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 873 [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:23,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:23,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:23,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:23,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:24,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:24,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 23:28:24,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:24,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1070 [2020-10-14 23:28:24,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:24,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 23:28:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:24,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:24,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:24,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:24,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:24,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:24,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:24,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:24,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:24,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:24,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:24,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:24,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:24,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:24,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 23:28:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:24,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:24,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:25,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:25,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-14 23:28:25,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:25,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 521 [2020-10-14 23:28:25,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:25,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 23:28:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:25,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:25,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:25,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:25,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:25,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:25,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 23:28:25,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:25,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 632 [2020-10-14 23:28:25,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:25,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:25,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 23:28:25,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 23:28:25,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 23:28:25,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:25,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:25,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:25,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:26,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:26,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:26,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-14 23:28:26,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:26,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 23:28:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 23:28:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:26,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:26,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:26,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:26,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 23:28:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 23:28:26,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:26,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 23:28:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 23:28:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:26,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:26,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:26,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:26,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:26,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 23:28:26,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:26,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:26,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 23:28:26,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:26,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 23:28:26,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:26,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 23:28:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:26,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:26,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:26,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:26,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 23:28:26,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:26,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:26,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-14 23:28:26,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:28:26,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-14 23:28:26,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:26,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:26,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:26,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:26,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:26,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 23:28:26,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:26,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:26,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 23:28:26,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:28:26,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 23:28:26,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:26,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:26,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:26,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:26,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:26,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:26,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 23:28:26,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:26,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:26,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 23:28:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:28:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 23:28:26,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 30 proven. 54 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-14 23:28:26,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1077687785] [2020-10-14 23:28:26,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 23:28:26,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-14 23:28:26,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131795267] [2020-10-14 23:28:26,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-14 23:28:26,475 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 23:28:26,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-14 23:28:26,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=693, Unknown=0, NotChecked=0, Total=756 [2020-10-14 23:28:26,476 INFO L87 Difference]: Start difference. First operand 166 states and 200 transitions. Second operand 28 states. [2020-10-14 23:28:29,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 23:28:29,670 INFO L93 Difference]: Finished difference Result 348 states and 445 transitions. [2020-10-14 23:28:29,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 23:28:29,671 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 154 [2020-10-14 23:28:29,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 23:28:29,674 INFO L225 Difference]: With dead ends: 348 [2020-10-14 23:28:29,675 INFO L226 Difference]: Without dead ends: 191 [2020-10-14 23:28:29,677 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=163, Invalid=1643, Unknown=0, NotChecked=0, Total=1806 [2020-10-14 23:28:29,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-14 23:28:29,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 178. [2020-10-14 23:28:29,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-10-14 23:28:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 221 transitions. [2020-10-14 23:28:29,704 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 221 transitions. Word has length 154 [2020-10-14 23:28:29,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 23:28:29,705 INFO L479 AbstractCegarLoop]: Abstraction has 178 states and 221 transitions. [2020-10-14 23:28:29,705 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-14 23:28:29,705 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 221 transitions. [2020-10-14 23:28:29,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-14 23:28:29,708 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 23:28:29,708 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] [2020-10-14 23:28:29,709 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 23:28:29,709 INFO L427 AbstractCegarLoop]: === Iteration 3 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 23:28:29,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 23:28:29,709 INFO L82 PathProgramCache]: Analyzing trace with hash -467161035, now seen corresponding path program 1 times [2020-10-14 23:28:29,709 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 23:28:29,710 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [438701179] [2020-10-14 23:28:29,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 23:28:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:29,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:29,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:30,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:32,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:34,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:34,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-14 23:28:34,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:28:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 23:28:34,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:34,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 59 [2020-10-14 23:28:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 23:28:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-14 23:28:34,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:34,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:34,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:34,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:34,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 23:28:34,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:34,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:34,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:34,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:34,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:34,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:34,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:34,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:34,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 23:28:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:34,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:35,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:35,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:38,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:39,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 23:28:39,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:39,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-14 23:28:39,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:39,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:40,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:40,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:43,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:44,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-14 23:28:45,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:28:45,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5686 [2020-10-14 23:28:45,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 23:28:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 23:28:45,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 23:28:45,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 23:28:45,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 23:28:45,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 23:28:45,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:45,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:45,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 23:28:45,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 23:28:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-14 23:28:45,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 23:28:45,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:45,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 23:28:45,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 23:28:45,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:45,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 23:28:45,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:45,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 23:28:45,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:45,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:45,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 23:28:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:45,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 23:28:45,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:45,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:45,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:45,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:45,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:45,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 23:28:45,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:45,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:45,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:45,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:45,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:46,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 23:28:46,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 23:28:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 23:28:46,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 258 [2020-10-14 23:28:46,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 23:28:46,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-14 23:28:46,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 23:28:46,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-14 23:28:46,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 23:28:46,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-14 23:28:46,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:46,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:46,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 23:28:46,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 23:28:46,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 23:28:46,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 23:28:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-14 23:28:46,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:28:46,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:28:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 23:28:46,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 23:28:46,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:46,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 23:28:46,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:46,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 23:28:46,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:46,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:46,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 23:28:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:28:46,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 23:28:46,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:28:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:28:46,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 23:28:46,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:28:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:46,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:46,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:28:46,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:28:46,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:28:46,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 23:28:46,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:28:46,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:28:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:28:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:28:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:28:46,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:28:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2020-10-14 23:28:46,979 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [438701179] [2020-10-14 23:28:46,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 23:28:46,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-14 23:28:46,980 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435729742] [2020-10-14 23:28:46,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-14 23:28:46,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 23:28:46,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-14 23:28:46,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=419, Unknown=0, NotChecked=0, Total=462 [2020-10-14 23:28:46,982 INFO L87 Difference]: Start difference. First operand 178 states and 221 transitions. Second operand 22 states. [2020-10-14 23:28:49,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 23:28:49,060 INFO L93 Difference]: Finished difference Result 296 states and 369 transitions. [2020-10-14 23:28:49,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-14 23:28:49,061 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 154 [2020-10-14 23:28:49,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 23:28:49,065 INFO L225 Difference]: With dead ends: 296 [2020-10-14 23:28:49,065 INFO L226 Difference]: Without dead ends: 227 [2020-10-14 23:28:49,066 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=138, Invalid=1194, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 23:28:49,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-10-14 23:28:49,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 202. [2020-10-14 23:28:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-10-14 23:28:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 250 transitions. [2020-10-14 23:28:49,100 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 250 transitions. Word has length 154 [2020-10-14 23:28:49,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 23:28:49,101 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 250 transitions. [2020-10-14 23:28:49,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-14 23:28:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 250 transitions. [2020-10-14 23:28:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-14 23:28:49,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 23:28:49,105 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, 1, 1, 1] [2020-10-14 23:28:49,105 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 23:28:49,105 INFO L427 AbstractCegarLoop]: === Iteration 4 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 23:28:49,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 23:28:49,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1779393950, now seen corresponding path program 1 times [2020-10-14 23:28:49,106 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 23:28:49,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1656867180] [2020-10-14 23:28:49,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 23:28:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:28:49,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:49,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:28:50,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:17,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:17,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-14 23:29:17,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 23:29:17,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27928 [2020-10-14 23:29:17,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:17,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:17,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 91 [2020-10-14 23:29:17,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 23:29:17,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 23:29:17,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:29:18,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:29:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:18,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:18,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:18,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 23:29:18,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:18,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 23:29:18,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:18,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:18,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:18,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:18,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:18,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:29:18,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 23:29:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:18,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:19,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:20,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:50,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:50,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-14 23:29:50,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:29:50,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32470 [2020-10-14 23:29:50,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:50,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 43 [2020-10-14 23:29:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-14 23:29:50,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:29:50,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:29:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:50,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:51,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:52,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:55,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-14 23:29:56,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:29:56,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5225 [2020-10-14 23:29:56,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 41 [2020-10-14 23:29:56,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 23:29:56,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:29:56,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:29:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 23:29:56,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 23:29:56,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:29:56,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:29:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 23:29:56,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 23:29:56,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:29:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:29:56,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 23:29:56,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:29:56,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 23:29:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-14 23:29:56,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 23:29:56,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 23:29:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 23:29:56,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 23:29:56,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 23:29:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:29:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:29:56,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 23:29:56,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:29:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:29:56,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 23:29:56,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:29:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:29:56,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 23:29:56,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 23:29:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 23:29:56,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 23:29:56,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:29:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 23:29:56,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 23:29:56,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:29:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:56,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:29:56,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:29:56,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:29:56,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 23:29:56,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:29:56,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:29:56,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 23:29:56,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:29:56,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 23:29:56,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 23:29:56,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 23:29:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:29:56,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:57,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:58,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:29:58,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:01,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:30:01,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:30:01,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-14 23:30:01,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:30:01,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 23:30:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:30:01,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:02,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:03,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:04,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:06,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:30:06,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 23:30:06,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 38 [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-14 23:30:06,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:30:08,762 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 350 DAG size of output: 63 [2020-10-14 23:30:09,701 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 40 [2020-10-14 23:30:10,444 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 36 [2020-10-14 23:30:10,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 23:30:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:30:10,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:10,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:30:10,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 23:30:10,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 23:30:10,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 23:30:10,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:30:10,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:30:10,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 23:30:10,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 23:30:10,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 23:30:10,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 23:30:10,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 23:30:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 23:30:10,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:10,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:11,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:11,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 23:30:12,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 23:30:12,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-14 23:30:12,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 23:30:12,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2205 [2020-10-14 23:30:12,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 23:30:12,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 23:30:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-14 23:30:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 23:30:12,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 23:30:12,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1