/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 01:11:33,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 01:11:33,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 01:11:33,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 01:11:33,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 01:11:33,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 01:11:33,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 01:11:33,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 01:11:33,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 01:11:33,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 01:11:33,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 01:11:33,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 01:11:33,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 01:11:33,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 01:11:33,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 01:11:33,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 01:11:33,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 01:11:33,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 01:11:33,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 01:11:33,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 01:11:33,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 01:11:33,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 01:11:33,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 01:11:33,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 01:11:33,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 01:11:33,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 01:11:33,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 01:11:33,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 01:11:33,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 01:11:33,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 01:11:33,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 01:11:33,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 01:11:33,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 01:11:33,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 01:11:33,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 01:11:33,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 01:11:33,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 01:11:33,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 01:11:33,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 01:11:33,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 01:11:33,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 01:11:33,320 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 [2020-10-27 01:11:33,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 01:11:33,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 01:11:33,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 01:11:33,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 01:11:33,383 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 01:11:33,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 01:11:33,383 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 01:11:33,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 01:11:33,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 01:11:33,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 01:11:33,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 01:11:33,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 01:11:33,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 01:11:33,386 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 01:11:33,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 01:11:33,386 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 01:11:33,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 01:11:33,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 01:11:33,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 01:11:33,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 01:11:33,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 01:11:33,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 01:11:33,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 01:11:33,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 01:11:33,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 01:11:33,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 01:11:33,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 01:11:33,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 01:11:33,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 01:11:33,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 01:11:33,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 01:11:33,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 01:11:33,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 01:11:33,896 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 01:11:33,899 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 01:11:33,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-10-27 01:11:33,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f6be2936a/6748cc936b21415cb4521d0765fab118/FLAGef39f561f [2020-10-27 01:11:34,718 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 01:11:34,719 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-10-27 01:11:34,735 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f6be2936a/6748cc936b21415cb4521d0765fab118/FLAGef39f561f [2020-10-27 01:11:34,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f6be2936a/6748cc936b21415cb4521d0765fab118 [2020-10-27 01:11:34,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 01:11:35,009 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 01:11:35,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 01:11:35,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 01:11:35,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 01:11:35,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:11:34" (1/1) ... [2020-10-27 01:11:35,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e130025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35, skipping insertion in model container [2020-10-27 01:11:35,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:11:34" (1/1) ... [2020-10-27 01:11:35,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 01:11:35,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 01:11:35,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 01:11:35,585 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 01:11:35,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 01:11:35,796 INFO L208 MainTranslator]: Completed translation [2020-10-27 01:11:35,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35 WrapperNode [2020-10-27 01:11:35,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 01:11:35,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 01:11:35,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 01:11:35,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 01:11:35,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (1/1) ... [2020-10-27 01:11:35,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 01:11:35,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 01:11:35,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 01:11:35,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 01:11:35,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (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 [2020-10-27 01:11:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 01:11:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 01:11:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 01:11:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 01:11:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-27 01:11:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-27 01:11:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-10-27 01:11:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_slave [2020-10-27 01:11:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_master [2020-10-27 01:11:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_slave [2020-10-27 01:11:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2020-10-27 01:11:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2020-10-27 01:11:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_slave [2020-10-27 01:11:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_nested_lists [2020-10-27 01:11:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_reinit_nested_lists [2020-10-27 01:11:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_master [2020-10-27 01:11:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2020-10-27 01:11:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_master [2020-10-27 01:11:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_base [2020-10-27 01:11:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_full [2020-10-27 01:11:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_dangling [2020-10-27 01:11:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_init [2020-10-27 01:11:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 01:11:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 01:11:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 01:11:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 01:11:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 01:11:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 01:11:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 01:11:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-27 01:11:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-27 01:11:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-27 01:11:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-27 01:11:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-27 01:11:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-27 01:11:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-27 01:11:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-27 01:11:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-27 01:11:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-27 01:11:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-27 01:11:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-27 01:11:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-27 01:11:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-27 01:11:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-27 01:11:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-27 01:11:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-27 01:11:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-27 01:11:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-27 01:11:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-27 01:11:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-27 01:11:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-27 01:11:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-27 01:11:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-27 01:11:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-27 01:11:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 01:11:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-10-27 01:11:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-27 01:11:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-27 01:11:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-27 01:11:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-27 01:11:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-27 01:11:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-27 01:11:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-27 01:11:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 01:11:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-27 01:11:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-27 01:11:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-27 01:11:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-27 01:11:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-27 01:11:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-27 01:11:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-27 01:11:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-27 01:11:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-27 01:11:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-27 01:11:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-27 01:11:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-27 01:11:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-27 01:11:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-27 01:11:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-27 01:11:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-27 01:11:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-27 01:11:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-27 01:11:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-27 01:11:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-27 01:11:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-27 01:11:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 01:11:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-10-27 01:11:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_slave [2020-10-27 01:11:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_master [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_slave [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 01:11:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 01:11:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 01:11:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2020-10-27 01:11:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_slave [2020-10-27 01:11:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_nested_lists [2020-10-27 01:11:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure dll_reinit_nested_lists [2020-10-27 01:11:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_master [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_master [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_base [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_full [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_dangling [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_init [2020-10-27 01:11:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 01:11:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 01:11:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 01:11:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 01:11:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 01:11:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 01:11:36,949 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 01:11:36,950 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-10-27 01:11:36,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:11:36 BoogieIcfgContainer [2020-10-27 01:11:36,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 01:11:36,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 01:11:36,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 01:11:36,958 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 01:11:36,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:11:34" (1/3) ... [2020-10-27 01:11:36,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fdd839c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:11:36, skipping insertion in model container [2020-10-27 01:11:36,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:11:35" (2/3) ... [2020-10-27 01:11:36,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fdd839c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:11:36, skipping insertion in model container [2020-10-27 01:11:36,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:11:36" (3/3) ... [2020-10-27 01:11:36,962 INFO L111 eAbstractionObserver]: Analyzing ICFG dll_of_dll-2.i [2020-10-27 01:11:36,975 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 01:11:36,981 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 01:11:36,995 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 01:11:37,024 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 01:11:37,025 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 01:11:37,025 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 01:11:37,025 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 01:11:37,025 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 01:11:37,025 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 01:11:37,025 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 01:11:37,025 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 01:11:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-10-27 01:11:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-27 01:11:37,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:11:37,059 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:11:37,059 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:11:37,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:11:37,066 INFO L82 PathProgramCache]: Analyzing trace with hash 744393306, now seen corresponding path program 1 times [2020-10-27 01:11:37,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:11:37,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [942966149] [2020-10-27 01:11:37,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:11:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:37,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:37,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:37,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:37,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:37,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:38,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:42,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:42,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 01:11:42,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 01:11:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 01:11:42,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 01:11:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 01:11:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 01:11:42,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 01:11:42,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:11:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:42,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:42,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:42,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:11:42,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:11:42,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 01:11:42,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:42,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:11:42,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:42,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:11:42,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 01:11:42,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 01:11:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:42,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:42,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:42,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:42,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:42,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:44,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:45,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:45,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-27 01:11:45,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 01:11:45,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3390 [2020-10-27 01:11:45,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:45,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 01:11:45,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 01:11:45,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 01:11:45,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:45,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:11:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:45,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:45,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:45,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:46,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:46,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:46,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:47,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-27 01:11:47,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 01:11:47,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1836 [2020-10-27 01:11:47,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:47,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 01:11:47,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 01:11:47,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 01:11:47,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:47,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:11:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:47,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:47,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:11:47,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:11:47,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 01:11:47,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:47,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:11:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 01:11:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 01:11:47,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:11:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:47,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:47,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:11:47,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:11:47,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 01:11:47,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:47,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:11:47,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:47,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:11:47,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:47,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:11:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:47,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:47,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:47,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:11:47,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:11:47,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 01:11:47,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:47,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:11:47,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:47,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:11:47,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 01:11:47,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:11:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:47,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:48,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:48,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:48,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:11:48,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:11:48,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 01:11:48,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 01:11:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 01:11:48,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:48,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:11:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:48,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:48,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:48,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:48,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:11:48,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:11:48,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 01:11:48,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:11:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 01:11:48,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:48,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:11:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:48,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:48,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:48,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:48,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:11:48,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:11:48,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 01:11:48,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:11:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:11:48,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 01:11:48,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [942966149] [2020-10-27 01:11:48,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 01:11:48,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 01:11:48,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291305898] [2020-10-27 01:11:48,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 01:11:48,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:11:48,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 01:11:48,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 01:11:48,262 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 7 states. [2020-10-27 01:11:49,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:11:49,284 INFO L93 Difference]: Finished difference Result 361 states and 576 transitions. [2020-10-27 01:11:49,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 01:11:49,286 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2020-10-27 01:11:49,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:11:49,300 INFO L225 Difference]: With dead ends: 361 [2020-10-27 01:11:49,300 INFO L226 Difference]: Without dead ends: 179 [2020-10-27 01:11:49,307 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-27 01:11:49,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-10-27 01:11:49,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 168. [2020-10-27 01:11:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-10-27 01:11:49,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 202 transitions. [2020-10-27 01:11:49,407 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 202 transitions. Word has length 61 [2020-10-27 01:11:49,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:11:49,408 INFO L481 AbstractCegarLoop]: Abstraction has 168 states and 202 transitions. [2020-10-27 01:11:49,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 01:11:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 202 transitions. [2020-10-27 01:11:49,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 01:11:49,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:11:49,423 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, 1, 1] [2020-10-27 01:11:49,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 01:11:49,424 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:11:49,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:11:49,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1928588238, now seen corresponding path program 1 times [2020-10-27 01:11:49,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:11:49,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420178127] [2020-10-27 01:11:49,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:11:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:49,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:49,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:49,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:50,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:54,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:54,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 01:11:54,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 01:11:54,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-27 01:11:54,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:54,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:11:54,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 01:11:54,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:11:54,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:54,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:11:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:54,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:54,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:54,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:11:54,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:11:54,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 01:11:54,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:54,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:11:54,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:11:54,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:11:54,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:54,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 01:11:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:11:54,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:55,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:55,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:11:59,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:11:59,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-27 01:11:59,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:11:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-10-27 01:11:59,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:11:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:11:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 01:11:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:11:59,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:11:59,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:12:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:00,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:00,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:00,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:05,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:05,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 01:12:05,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:12:05,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 01:12:05,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 01:12:05,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:12:05,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:05,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:05,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:05,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:10,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:10,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:12:10,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:12:10,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 01:12:10,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 01:12:10,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:10,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:10,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:10,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:15,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:15,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:12:15,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:12:15,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4776 [2020-10-27 01:12:15,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 01:12:15,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:15,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 01:12:15,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:15,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:15,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:15,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:15,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:15,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:15,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 01:12:15,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:15,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 01:12:15,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:15,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 01:12:15,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:15,877 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-10-27 01:12:15,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:12:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:15,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:15,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:17,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:17,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:12:17,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:12:17,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1302 [2020-10-27 01:12:17,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:17,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:12:17,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:17,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 01:12:17,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:17,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:12:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:17,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:17,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:17,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:17,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:12:17,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:12:17,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 685 [2020-10-27 01:12:17,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:17,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:17,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:17,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:17,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:17,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:17,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:17,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:17,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:12:17,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:17,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 01:12:17,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:17,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:17,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:17,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:17,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:17,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:17,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:17,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:17,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:12:17,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:17,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 01:12:17,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:17,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:17,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:17,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:17,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:17,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:17,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:17,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:17,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:17,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:17,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 01:12:17,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:17,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:17,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:17,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:17,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:17,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:12:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:17,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:18,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:18,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:12:18,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:18,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 01:12:18,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:18,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:18,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:18,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:18,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 01:12:18,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:18,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:18,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:18,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:12:18,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:18,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 01:12:18,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:18,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:18,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:18,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:18,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:18,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:18,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:18,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:18,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:18,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:18,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 01:12:18,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:18,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 01:12:18,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 01:12:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:18,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:18,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:19,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:19,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:12:19,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:12:19,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1326 [2020-10-27 01:12:19,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:19,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:19,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 01:12:19,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:12:19,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:19,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:19,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:20,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:20,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:12:20,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:20,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 857 [2020-10-27 01:12:20,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:20,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 01:12:20,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:12:20,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:20,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:20,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:20,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:20,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:20,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:20,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 01:12:20,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:20,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:20,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:12:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:20,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:21,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:21,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:12:21,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:21,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 538 [2020-10-27 01:12:21,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:21,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:21,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 01:12:21,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:12:21,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:21,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:12:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:21,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:21,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:21,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:12:21,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:21,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 462 [2020-10-27 01:12:21,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:21,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:21,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 01:12:21,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 01:12:21,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:21,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:21,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:21,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:21,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:12:21,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:21,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-27 01:12:21,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:12:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 01:12:21,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:21,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:21,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:21,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:21,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:12:21,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:21,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 01:12:21,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 01:12:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 01:12:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:22,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:22,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:22,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:22,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:22,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:22,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 01:12:22,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:22,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 01:12:22,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:22,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 01:12:22,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:22,314 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-10-27 01:12:22,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:12:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:22,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:22,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:22,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:12:22,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:22,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 01:12:22,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-27 01:12:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:22,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:22,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:22,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:22,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:22,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:12:22,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:22,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 01:12:22,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:22,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:22,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:22,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:22,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:22,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:22,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 01:12:22,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:22,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:22,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:22,609 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 62 proven. 30 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-27 01:12:22,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420178127] [2020-10-27 01:12:22,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:12:22,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 01:12:22,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642827479] [2020-10-27 01:12:22,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 01:12:22,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:12:22,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 01:12:22,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2020-10-27 01:12:22,614 INFO L87 Difference]: Start difference. First operand 168 states and 202 transitions. Second operand 18 states. [2020-10-27 01:12:23,550 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 61 [2020-10-27 01:12:23,755 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-27 01:12:26,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:12:26,432 INFO L93 Difference]: Finished difference Result 352 states and 443 transitions. [2020-10-27 01:12:26,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 01:12:26,433 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 156 [2020-10-27 01:12:26,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:12:26,437 INFO L225 Difference]: With dead ends: 352 [2020-10-27 01:12:26,438 INFO L226 Difference]: Without dead ends: 193 [2020-10-27 01:12:26,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=130, Invalid=740, Unknown=0, NotChecked=0, Total=870 [2020-10-27 01:12:26,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-10-27 01:12:26,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 179. [2020-10-27 01:12:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-27 01:12:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 218 transitions. [2020-10-27 01:12:26,467 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 218 transitions. Word has length 156 [2020-10-27 01:12:26,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:12:26,468 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 218 transitions. [2020-10-27 01:12:26,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 01:12:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 218 transitions. [2020-10-27 01:12:26,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 01:12:26,471 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:12:26,472 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, 1, 1] [2020-10-27 01:12:26,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 01:12:26,472 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:12:26,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:12:26,473 INFO L82 PathProgramCache]: Analyzing trace with hash 903890162, now seen corresponding path program 1 times [2020-10-27 01:12:26,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:12:26,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263874481] [2020-10-27 01:12:26,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:12:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:26,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:26,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:26,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:26,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:27,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:31,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:31,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 01:12:31,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 01:12:31,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 01:12:31,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:12:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 01:12:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-27 01:12:31,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:31,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:12:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:31,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:31,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:31,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:12:31,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:31,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:12:31,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:31,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:31,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:31,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:31,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:31,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 01:12:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:31,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:31,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:31,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:32,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:36,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:36,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-27 01:12:36,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 01:12:36,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 01:12:36,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:36,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:12:36,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 01:12:36,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-27 01:12:36,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:36,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:12:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:36,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:36,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:36,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:37,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:38,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:41,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:41,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 01:12:41,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 01:12:41,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 01:12:41,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:12:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 01:12:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-27 01:12:41,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:41,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:41,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:41,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:42,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:42,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:46,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 01:12:46,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:46,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:46,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:46,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:47,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:47,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:51,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:51,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:12:51,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 01:12:51,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 01:12:51,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:51,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 01:12:51,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:51,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-27 01:12:51,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:52,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:52,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:52,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:52,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:52,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:52,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 01:12:52,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:52,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 01:12:52,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 01:12:52,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:52,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:12:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:52,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:52,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:52,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:53,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1732 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 01:12:53,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:53,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:12:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:53,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:53,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 591 [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:12:54,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 01:12:54,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:12:54,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:54,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 01:12:54,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:54,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:54,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 01:12:54,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:12:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:12:54,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:54,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 01:12:54,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:12:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:54,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:12:54,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:12:54,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 01:12:54,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:54,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:12:54,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:12:54,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:12:54,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:54,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 01:12:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:54,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:54,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:59,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:12:59,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:12:59,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:12:59,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 01:12:59,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:12:59,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 01:12:59,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:12:59,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 01:12:59,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:12:59,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:12:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:12:59,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:59,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:12:59,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:04,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:04,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:13:04,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:13:04,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 01:13:04,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:04,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 01:13:04,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:04,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 01:13:04,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:04,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:04,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:04,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:05,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:05,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:05,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:05,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 01:13:05,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 01:13:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 01:13:05,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:05,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:13:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:05,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:05,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:05,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:07,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:07,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2103 [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 01:13:07,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:07,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:07,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:07,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:07,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:13:08,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:13:08,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1184 [2020-10-27 01:13:08,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:08,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:13:08,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:08,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 01:13:08,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:08,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:13:08,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:08,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 01:13:08,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:08,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:08,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:08,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 01:13:08,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:13:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:08,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:13:08,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:08,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 01:13:08,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:08,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:13:08,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:08,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 01:13:08,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:08,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:08,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:08,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:08,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:08,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 01:13:08,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:08,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:08,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:08,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:08,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2020-10-27 01:13:08,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [263874481] [2020-10-27 01:13:08,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:13:08,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 01:13:08,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188985760] [2020-10-27 01:13:08,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 01:13:08,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:13:08,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 01:13:08,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-10-27 01:13:08,900 INFO L87 Difference]: Start difference. First operand 179 states and 218 transitions. Second operand 22 states. [2020-10-27 01:13:11,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:13:11,966 INFO L93 Difference]: Finished difference Result 369 states and 486 transitions. [2020-10-27 01:13:11,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 01:13:11,967 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 156 [2020-10-27 01:13:11,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:13:11,972 INFO L225 Difference]: With dead ends: 369 [2020-10-27 01:13:11,972 INFO L226 Difference]: Without dead ends: 199 [2020-10-27 01:13:11,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=152, Invalid=1180, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 01:13:11,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-27 01:13:12,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 186. [2020-10-27 01:13:12,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-27 01:13:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 232 transitions. [2020-10-27 01:13:12,006 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 232 transitions. Word has length 156 [2020-10-27 01:13:12,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:13:12,011 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 232 transitions. [2020-10-27 01:13:12,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 01:13:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 232 transitions. [2020-10-27 01:13:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 01:13:12,017 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:13:12,018 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:13:12,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 01:13:12,018 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:13:12,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:13:12,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1871240816, now seen corresponding path program 1 times [2020-10-27 01:13:12,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:13:12,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [424769289] [2020-10-27 01:13:12,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:13:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:12,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:12,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:12,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:12,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:14,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:17,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:17,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 01:13:17,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 01:13:17,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 01:13:17,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:17,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:17,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-27 01:13:17,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:17,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:17,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:17,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:17,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:17,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:13:17,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:17,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 01:13:17,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:17,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:17,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:17,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:17,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:17,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 01:13:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:17,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:17,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:17,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:21,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:22,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:22,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:22,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:22,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:22,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:22,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:27,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:27,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:27,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:27,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:29,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:29,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:13:29,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:29,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2027 [2020-10-27 01:13:29,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:29,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:29,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 01:13:29,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:29,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:29,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:29,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:29,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:31,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1731 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:31,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:31,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:31,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:31,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:31,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:31,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:31,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:13:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:31,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:31,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:31,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 741 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:31,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:31,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:31,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:32,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:32,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:32,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:13:32,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:32,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 948 [2020-10-27 01:13:32,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:32,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:32,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 01:13:32,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:32,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:32,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:32,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:33,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:13:33,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:33,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-27 01:13:33,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 01:13:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:33,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 01:13:33,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:33,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:33,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:33,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 01:13:33,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:33,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:33,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 01:13:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:33,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:13:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:33,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:33,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:13:33,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:33,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 01:13:33,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 01:13:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 01:13:33,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:33,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:33,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:33,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 01:13:33,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:33,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:33,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:33,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:33,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:33,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:33,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 01:13:33,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:33,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 01:13:33,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 01:13:33,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:34,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 01:13:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:34,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:34,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:34,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:36,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2938 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:36,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:37,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:37,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:38,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1866 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:38,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:38,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:38,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:38,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:38,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:38,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 01:13:38,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:38,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:38,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:13:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:38,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:39,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:39,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:39,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:13:39,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:39,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 876 [2020-10-27 01:13:39,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:39,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 01:13:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:39,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:39,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:39,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:39,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:40,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 517 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 01:13:40,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:40,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:40,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:40,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:40,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:13:40,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:40,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 01:13:40,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:40,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 01:13:40,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:40,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 01:13:40,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:40,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:40,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:40,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:40,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:13:40,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:40,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 01:13:40,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 01:13:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 01:13:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:40,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:40,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:40,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:40,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:40,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:40,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 01:13:40,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 01:13:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 01:13:40,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:40,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:13:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:40,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:40,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:40,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:13:40,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:40,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-27 01:13:40,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 01:13:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 01:13:40,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:40,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:13:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:40,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 01:13:40,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 01:13:40,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:41,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:13:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:41,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:41,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:41,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:13:41,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:41,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 01:13:41,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:41,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 01:13:41,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:13:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 01:13:41,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 33 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-10-27 01:13:41,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [424769289] [2020-10-27 01:13:41,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:13:41,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-27 01:13:41,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532111871] [2020-10-27 01:13:41,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-27 01:13:41,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:13:41,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-27 01:13:41,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=898, Unknown=0, NotChecked=0, Total=992 [2020-10-27 01:13:41,293 INFO L87 Difference]: Start difference. First operand 186 states and 232 transitions. Second operand 32 states. [2020-10-27 01:13:46,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:13:46,200 INFO L93 Difference]: Finished difference Result 381 states and 501 transitions. [2020-10-27 01:13:46,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 01:13:46,202 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 156 [2020-10-27 01:13:46,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:13:46,205 INFO L225 Difference]: With dead ends: 381 [2020-10-27 01:13:46,205 INFO L226 Difference]: Without dead ends: 204 [2020-10-27 01:13:46,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=243, Invalid=2109, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 01:13:46,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-10-27 01:13:46,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 190. [2020-10-27 01:13:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-10-27 01:13:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 237 transitions. [2020-10-27 01:13:46,239 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 237 transitions. Word has length 156 [2020-10-27 01:13:46,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:13:46,239 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 237 transitions. [2020-10-27 01:13:46,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-10-27 01:13:46,240 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 237 transitions. [2020-10-27 01:13:46,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 01:13:46,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:13:46,248 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:13:46,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 01:13:46,249 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:13:46,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:13:46,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1216549328, now seen corresponding path program 1 times [2020-10-27 01:13:46,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:13:46,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1484987295] [2020-10-27 01:13:46,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:13:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:46,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:46,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:47,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:50,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:52,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5915 [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 59 [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 01:13:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-27 01:13:52,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:52,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:52,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:52,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:52,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:13:52,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:13:52,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 01:13:52,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:13:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:13:52,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:52,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 01:13:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:52,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:53,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:57,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:13:57,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-27 01:13:57,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:13:57,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5119 [2020-10-27 01:13:57,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:13:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 01:13:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:13:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-27 01:13:57,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:13:57,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:13:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:13:57,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:13:58,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:02,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 52 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-27 01:14:02,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:14:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:02,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:03,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:03,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:14:03,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:03,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 575 [2020-10-27 01:14:03,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 01:14:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 01:14:03,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:03,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:14:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:03,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:03,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:03,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 01:14:03,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:03,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-27 01:14:03,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:03,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 01:14:03,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:03,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-27 01:14:03,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:14:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:14:04,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 01:14:04,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 01:14:04,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 01:14:04,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:14:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 01:14:04,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 01:14:04,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:14:04,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 01:14:04,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:14:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:14:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:14:04,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 01:14:04,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:14:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:14:04,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 01:14:04,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:14:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:14:04,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 01:14:04,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 01:14:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 01:14:04,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 01:14:04,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 01:14:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 01:14:04,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 01:14:04,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 01:14:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:04,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 01:14:04,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:14:04,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 01:14:04,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:14:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:14:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:14:04,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:14:04,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 01:14:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:14:04,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:04,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:05,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:07,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:09,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:14:09,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:14:09,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 01:14:09,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 01:14:09,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5220 [2020-10-27 01:14:09,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:14:09,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 41 [2020-10-27 01:14:09,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 01:14:09,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 01:14:09,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0