/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/product-lines/email_spec3_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:51:23,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:51:23,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:51:23,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:51:23,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:51:23,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:51:23,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:51:23,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:51:23,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:51:23,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:51:23,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:51:23,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:51:23,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:51:23,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:51:23,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:51:23,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:51:23,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:51:23,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:51:23,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:51:23,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:51:23,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:51:23,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:51:23,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:51:23,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:51:23,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:51:23,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:51:23,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:51:23,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:51:23,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:51:23,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:51:23,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:51:23,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:51:23,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:51:23,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:51:23,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:51:23,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:51:23,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:51:23,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:51:23,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:51:23,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:51:23,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:51:23,268 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 02:51:23,326 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:51:23,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:51:23,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:51:23,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:51:23,331 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:51:23,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:51:23,332 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:51:23,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:51:23,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:51:23,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:51:23,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:51:23,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:51:23,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:51:23,334 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:51:23,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:51:23,335 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:51:23,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:51:23,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:51:23,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:51:23,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:51:23,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:51:23,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:51:23,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:51:23,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:51:23,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:51:23,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:51:23,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:51:23,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:51:23,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:51:23,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:51:23,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:51:23,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:51:23,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:51:23,804 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:51:23,805 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:51:23,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec3_product17.cil.c [2020-10-27 02:51:23,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c56aef351/fb3a227729484c968d0b5632ed9ed1a4/FLAGa11e8ff14 [2020-10-27 02:51:24,749 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:51:24,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec3_product17.cil.c [2020-10-27 02:51:24,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c56aef351/fb3a227729484c968d0b5632ed9ed1a4/FLAGa11e8ff14 [2020-10-27 02:51:24,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c56aef351/fb3a227729484c968d0b5632ed9ed1a4 [2020-10-27 02:51:24,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:51:24,932 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:51:24,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:51:24,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:51:24,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:51:24,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:51:24" (1/1) ... [2020-10-27 02:51:24,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a464463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:24, skipping insertion in model container [2020-10-27 02:51:24,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:51:24" (1/1) ... [2020-10-27 02:51:24,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:51:25,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:51:25,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:51:25,931 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:51:26,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:51:26,154 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:51:26,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26 WrapperNode [2020-10-27 02:51:26,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:51:26,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:51:26,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:51:26,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:51:26,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (1/1) ... [2020-10-27 02:51:26,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:51:26,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:51:26,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:51:26,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:51:26,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (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 02:51:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:51:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:51:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:51:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:51:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 02:51:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:51:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 02:51:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:51:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 02:51:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:51:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:51:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:51:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:51:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:51:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 02:51:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 02:51:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 02:51:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 02:51:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 02:51:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 02:51:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 02:51:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 02:51:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:51:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:51:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:51:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:51:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:51:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:51:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:51:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:51:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 02:51:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-27 02:51:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:51:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:51:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 02:51:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:51:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:51:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:51:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:51:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:51:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:51:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:51:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 02:51:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 02:51:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:51:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 02:51:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 02:51:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:51:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2020-10-27 02:51:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2020-10-27 02:51:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:51:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:51:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:51:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:51:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:51:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:51:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:51:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:51:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:51:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:51:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:51:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:51:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:51:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:51:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:51:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:51:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:51:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:51:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:51:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:51:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:51:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:51:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:51:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:51:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:51:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:51:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:51:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:51:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:51:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:51:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:51:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:51:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:51:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:51:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:51:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:51:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:51:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:51:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:51:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:51:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:51:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:51:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:51:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:51:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:51:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:51:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:51:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:51:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:51:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:51:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:51:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:51:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 02:51:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:51:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:51:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:51:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:51:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:51:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:51:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:51:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:51:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 02:51:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 02:51:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:51:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:51:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:51:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:51:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:51:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:51:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:51:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:51:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:51:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:51:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:51:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:51:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:51:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:51:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:51:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:51:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:51:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:51:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:51:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:51:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:51:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 02:51:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:51:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:51:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:51:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:51:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:51:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:51:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:51:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:51:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 02:51:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:51:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:51:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:51:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:51:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:51:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:51:29,347 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:51:29,348 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:51:29,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:51:29 BoogieIcfgContainer [2020-10-27 02:51:29,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:51:29,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:51:29,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:51:29,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:51:29,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:51:24" (1/3) ... [2020-10-27 02:51:29,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ef4e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:51:29, skipping insertion in model container [2020-10-27 02:51:29,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:51:26" (2/3) ... [2020-10-27 02:51:29,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ef4e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:51:29, skipping insertion in model container [2020-10-27 02:51:29,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:51:29" (3/3) ... [2020-10-27 02:51:29,369 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product17.cil.c [2020-10-27 02:51:29,384 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:51:29,391 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:51:29,407 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:51:29,456 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:51:29,456 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:51:29,457 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:51:29,461 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:51:29,461 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:51:29,461 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:51:29,462 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:51:29,463 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:51:29,512 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2020-10-27 02:51:29,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-27 02:51:29,554 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:51:29,556 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:51:29,556 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:51:29,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:51:29,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1846177392, now seen corresponding path program 1 times [2020-10-27 02:51:29,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:51:29,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [738948448] [2020-10-27 02:51:29,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:51:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:30,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:30,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:30,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:30,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:31,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:32,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:35,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:35,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-27 02:51:35,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:51:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5084 [2020-10-27 02:51:35,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:35,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:51:35,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:51:35,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:51:35,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:51:37,608 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 02:51:37,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:51:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:37,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:37,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:37,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:51:37,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:37,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 02:51:37,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:37,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:37,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:37,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:37,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:37,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:51:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:37,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:37,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:37,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:51:37,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:37,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:37,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:37,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:37,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:37,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:37,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:37,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:51:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:37,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:37,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:37,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:51:37,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:37,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:37,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:37,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:37,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:37,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:37,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:37,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:51:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:37,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:37,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:37,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:51:37,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:37,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:37,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:37,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:37,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:37,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:51:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:37,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:37,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:37,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:38,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:42,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:42,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 02:51:42,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:51:42,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 02:51:42,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:42,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:51:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:51:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:51:42,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:42,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:42,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:42,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:42,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:51:42,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:42,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:51:42,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:42,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:42,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:42,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:42,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:42,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:42,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:51:42,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:42,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:51:42,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:42,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:42,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:42,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:42,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:42,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:42,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:42,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:42,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:42,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:42,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:42,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:42,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:42,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:42,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:42,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:51:42,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:51:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:42,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:42,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:42,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:42,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:42,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:42,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:42,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:42,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:51:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:42,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:51:43,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:51:43,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 02:51:43,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:51:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:51:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:51:43,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:51:43,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:51:43,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:51:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:51:43,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:51:43,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:51:43,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:51:43,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:51:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:51:43,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:51:43,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:51:43,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 02:51:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:51:43,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:51:43,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:51:43,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:51:43,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:51:43,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:51:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:51:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:51:43,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:51:43,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:51:43,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:51:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:51:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:51:43,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:51:43,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:51:43,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 02:51:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:51:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:51:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:51:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 02:51:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:51:43,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 02:51:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:51:43,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:51:43,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:51:43,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:51:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:51:43,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 02:51:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:51:43,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 02:51:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:51:43,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:51:43,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:51:43,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-27 02:51:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:51:43,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:51:43,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:51:43,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:51:43,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:51:43,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:51:43,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:51:43,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:51:43,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:51:43,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:51:43,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:51:43,756 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:51:43,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [738948448] [2020-10-27 02:51:43,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:51:43,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 02:51:43,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132499248] [2020-10-27 02:51:43,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 02:51:43,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:51:43,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 02:51:43,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=289, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:51:43,782 INFO L87 Difference]: Start difference. First operand 556 states. Second operand 19 states. [2020-10-27 02:51:48,211 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 596 [2020-10-27 02:51:51,572 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:51:53,940 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 02:51:56,308 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 02:51:58,687 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 02:52:24,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:52:24,080 INFO L93 Difference]: Finished difference Result 1492 states and 2288 transitions. [2020-10-27 02:52:24,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2020-10-27 02:52:24,082 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 180 [2020-10-27 02:52:24,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:52:24,115 INFO L225 Difference]: With dead ends: 1492 [2020-10-27 02:52:24,116 INFO L226 Difference]: Without dead ends: 859 [2020-10-27 02:52:24,128 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2691 ImplicationChecksByTransitivity, 17.7s TimeCoverageRelationStatistics Valid=1512, Invalid=5970, Unknown=0, NotChecked=0, Total=7482 [2020-10-27 02:52:24,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2020-10-27 02:52:24,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 516. [2020-10-27 02:52:24,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-27 02:52:24,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 707 transitions. [2020-10-27 02:52:24,535 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 707 transitions. Word has length 180 [2020-10-27 02:52:24,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:52:24,535 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 707 transitions. [2020-10-27 02:52:24,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 02:52:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 707 transitions. [2020-10-27 02:52:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-27 02:52:24,541 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:52:24,543 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:52:24,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:52:24,544 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:52:24,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:52:24,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1957490276, now seen corresponding path program 1 times [2020-10-27 02:52:24,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:52:24,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [708580703] [2020-10-27 02:52:24,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:52:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:24,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:24,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:24,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:25,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:25,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:26,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:29,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:29,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-27 02:52:29,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:52:29,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-27 02:52:29,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:29,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:52:29,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:52:29,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:52:29,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:31,924 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 02:52:31,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:52:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:31,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:31,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:31,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:52:31,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:31,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 02:52:31,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:32,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:52:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:32,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:32,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:52:32,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:32,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:52:32,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:32,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:32,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:52:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:32,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:32,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:52:32,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:32,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:52:32,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:32,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:32,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:52:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:32,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:32,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:52:32,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:32,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:32,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:32,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:32,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:52:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:32,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:32,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 02:52:37,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:52:37,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:52:37,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:52:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:52:37,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:52:37,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:52:37,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:52:37,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:52:37,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:52:37,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:52:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:52:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:52:37,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:52:37,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 02:52:37,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:52:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:52:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:52:37,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:52:37,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:52:37,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:52:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:52:37,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:52:37,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:52:37,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:52:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:52:37,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:52:37,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:52:37,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 02:52:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:52:37,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:52:37,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:52:37,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:52:37,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:52:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:52:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:52:37,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:52:37,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:52:37,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:52:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:52:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:52:37,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:52:37,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:52:37,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:52:37,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:52:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:52:37,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:52:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:52:37,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 02:52:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:52:37,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:52:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 02:52:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:52:37,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:52:37,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:52:37,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:52:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:52:37,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 02:52:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-27 02:52:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:52:37,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:52:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-27 02:52:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:52:37,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:52:37,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:52:37,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:52:37,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:52:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:52:37,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [708580703] [2020-10-27 02:52:37,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:52:37,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 02:52:37,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46293828] [2020-10-27 02:52:37,841 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 02:52:37,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:52:37,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 02:52:37,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-10-27 02:52:37,843 INFO L87 Difference]: Start difference. First operand 516 states and 707 transitions. Second operand 17 states. [2020-10-27 02:52:44,008 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-27 02:52:46,742 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:52:49,066 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 02:52:51,939 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 02:53:12,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:53:12,938 INFO L93 Difference]: Finished difference Result 1328 states and 1946 transitions. [2020-10-27 02:53:12,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-27 02:53:12,943 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 182 [2020-10-27 02:53:12,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:53:12,951 INFO L225 Difference]: With dead ends: 1328 [2020-10-27 02:53:12,952 INFO L226 Difference]: Without dead ends: 861 [2020-10-27 02:53:12,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 582 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=576, Invalid=1974, Unknown=0, NotChecked=0, Total=2550 [2020-10-27 02:53:12,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2020-10-27 02:53:13,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 518. [2020-10-27 02:53:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2020-10-27 02:53:13,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 710 transitions. [2020-10-27 02:53:13,199 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 710 transitions. Word has length 182 [2020-10-27 02:53:13,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:53:13,199 INFO L481 AbstractCegarLoop]: Abstraction has 518 states and 710 transitions. [2020-10-27 02:53:13,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 02:53:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 710 transitions. [2020-10-27 02:53:13,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-27 02:53:13,203 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:53:13,204 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:53:13,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:53:13,204 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:53:13,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:53:13,205 INFO L82 PathProgramCache]: Analyzing trace with hash -56498378, now seen corresponding path program 1 times [2020-10-27 02:53:13,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:53:13,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [212205207] [2020-10-27 02:53:13,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:53:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:13,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:13,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:13,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:13,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:18,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:18,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-27 02:53:18,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:53:18,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-27 02:53:18,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:18,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:53:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 02:53:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:53:18,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:20,739 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 02:53:20,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:53:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:20,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:20,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:20,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:53:20,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:20,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 02:53:20,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:20,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:20,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:53:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:20,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:20,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:20,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:20,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:20,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:53:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:20,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:20,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:20,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:53:20,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:20,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:53:20,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:20,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:20,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:20,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:20,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:20,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:53:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:20,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:20,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:20,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:20,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:20,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:53:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:20,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:20,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 02:53:21,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:53:21,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-27 02:53:21,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:53:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 02:53:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:53:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:53:21,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:53:21,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:53:21,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:53:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:53:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:53:21,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:53:21,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:53:21,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:53:21,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:53:21,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:53:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:53:21,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:53:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:53:21,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:53:21,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 02:53:21,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:53:21,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:53:21,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:53:21,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:53:21,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:53:21,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:53:21,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:53:21,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:53:21,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:53:21,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:53:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:53:21,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:53:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:53:21,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:53:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:53:21,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:53:21,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:53:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:53:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:53:21,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:53:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:53:21,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:53:21,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:53:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:53:21,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:53:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:53:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:53:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:53:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:53:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:53:21,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:53:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:53:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:53:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:53:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:53:21,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 02:53:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:53:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 02:53:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:53:21,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-27 02:53:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:21,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:21,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:21,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:53:21,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:53:21,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:53:21,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:53:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:53:21,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:53:21,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:53:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:53:21,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [212205207] [2020-10-27 02:53:21,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:53:21,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 02:53:21,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217466741] [2020-10-27 02:53:21,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 02:53:21,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:53:21,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 02:53:21,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-10-27 02:53:21,948 INFO L87 Difference]: Start difference. First operand 518 states and 710 transitions. Second operand 17 states. [2020-10-27 02:53:26,480 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-27 02:53:29,612 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:53:31,955 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 02:53:34,666 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 02:53:54,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:53:54,501 INFO L93 Difference]: Finished difference Result 1331 states and 1939 transitions. [2020-10-27 02:53:54,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-27 02:53:54,504 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 183 [2020-10-27 02:53:54,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:53:54,511 INFO L225 Difference]: With dead ends: 1331 [2020-10-27 02:53:54,511 INFO L226 Difference]: Without dead ends: 877 [2020-10-27 02:53:54,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=576, Invalid=1974, Unknown=0, NotChecked=0, Total=2550 [2020-10-27 02:53:54,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2020-10-27 02:53:54,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 528. [2020-10-27 02:53:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-10-27 02:53:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 721 transitions. [2020-10-27 02:53:54,752 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 721 transitions. Word has length 183 [2020-10-27 02:53:54,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:53:54,753 INFO L481 AbstractCegarLoop]: Abstraction has 528 states and 721 transitions. [2020-10-27 02:53:54,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 02:53:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 721 transitions. [2020-10-27 02:53:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-27 02:53:54,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:53:54,757 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:53:54,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:53:54,758 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:53:54,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:53:54,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1042805872, now seen corresponding path program 2 times [2020-10-27 02:53:54,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:53:54,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [488761224] [2020-10-27 02:53:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:53:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:53:54,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:54,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:55,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:55,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:55,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:56,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:53:59,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:53:59,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-27 02:53:59,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:53:59,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-27 02:53:59,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:53:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:53:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 02:53:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-27 02:53:59,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:02,140 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 02:54:02,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:54:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:02,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:02,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:02,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:02,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:54:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:02,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:02,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:02,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:02,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:54:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:02,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:02,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:54:02,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:02,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:54:02,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:02,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:02,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:02,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:02,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:02,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:54:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:02,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:02,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:02,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:02,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:02,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:54:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:02,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:02,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:06,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:06,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 02:54:06,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:54:06,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4573 [2020-10-27 02:54:06,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:06,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 02:54:06,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:06,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 02:54:06,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:06,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:06,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:06,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:06,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:54:06,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:54:06,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:54:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:54:06,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:06,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:06,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:06,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:06,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:54:06,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:06,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:54:06,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:06,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:06,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:06,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:06,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:06,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:06,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:06,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:06,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:06,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:06,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:06,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:06,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:06,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:06,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:06,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:54:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:54:07,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:54:07,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:54:07,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:54:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:54:07,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:54:07,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:54:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:54:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:54:07,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:54:07,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:54:07,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:54:07,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:54:07,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:54:07,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:54:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:54:07,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:54:07,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:54:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:54:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:54:07,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:54:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:54:07,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:54:07,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-27 02:54:07,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:54:07,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:54:07,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:54:07,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:54:07,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:54:07,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:54:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:54:07,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:54:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:54:07,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:54:07,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:54:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:54:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:54:07,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 02:54:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:54:07,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:54:07,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:54:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:54:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:54:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:54:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:54:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:54:07,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:54:07,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:54:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:54:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:54:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:54:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 02:54:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:54:07,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:54:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:54:07,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:54:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-27 02:54:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:54:07,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-27 02:54:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 02:54:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:54:07,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:54:07,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:54:07,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:54:07,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:54:07,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:54:07,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:54:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:54:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:54:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:54:07,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:54:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-27 02:54:07,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [488761224] [2020-10-27 02:54:07,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:54:07,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-27 02:54:07,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028097891] [2020-10-27 02:54:07,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-27 02:54:07,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:54:07,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-27 02:54:07,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2020-10-27 02:54:07,802 INFO L87 Difference]: Start difference. First operand 528 states and 721 transitions. Second operand 21 states. [2020-10-27 02:54:11,556 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:54:14,810 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 02:54:17,614 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:54:20,737 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 02:54:32,215 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 02:54:34,983 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 02:54:37,596 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 02:54:42,650 WARN L193 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 594 DAG size of output: 592 [2020-10-27 02:54:45,354 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 02:54:54,824 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 02:54:59,105 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:55:01,838 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 02:55:04,454 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 592