/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=DEEPEST --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_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:33:10,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:33:10,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:33:10,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:33:10,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:33:10,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:33:10,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:33:10,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:33:10,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:33:10,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:33:10,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:33:10,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:33:10,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:33:10,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:33:10,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:33:10,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:33:10,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:33:10,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:33:10,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:33:10,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:33:10,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:33:10,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:33:10,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:33:10,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:33:10,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:33:10,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:33:10,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:33:10,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:33:10,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:33:10,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:33:10,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:33:10,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:33:10,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:33:10,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:33:10,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:33:10,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:33:10,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:33:10,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:33:10,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:33:10,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:33:10,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:33:10,484 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 21:33:10,538 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:33:10,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:33:10,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:33:10,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:33:10,543 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:33:10,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:33:10,544 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:33:10,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:33:10,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:33:10,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:33:10,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:33:10,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:33:10,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:33:10,546 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:33:10,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:33:10,547 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:33:10,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:33:10,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:33:10,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:33:10,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:33:10,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:33:10,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:33:10,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:33:10,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:33:10,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:33:10,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:33:10,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:33:10,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:33:10,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:33:10,550 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:33:10,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:33:10,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:33:10,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:33:10,997 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:33:10,998 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:33:10,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product13.cil.c [2020-10-27 21:33:11,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97543a01e/d3770408fca64827976cd6f7be390acb/FLAG518fd5760 [2020-10-27 21:33:12,015 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:33:12,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product13.cil.c [2020-10-27 21:33:12,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97543a01e/d3770408fca64827976cd6f7be390acb/FLAG518fd5760 [2020-10-27 21:33:12,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97543a01e/d3770408fca64827976cd6f7be390acb [2020-10-27 21:33:12,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:33:12,192 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:33:12,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:33:12,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:33:12,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:33:12,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:33:12" (1/1) ... [2020-10-27 21:33:12,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3124edb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:12, skipping insertion in model container [2020-10-27 21:33:12,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:33:12" (1/1) ... [2020-10-27 21:33:12,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:33:12,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:33:13,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:33:13,069 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:33:13,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:33:13,356 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:33:13,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13 WrapperNode [2020-10-27 21:33:13,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:33:13,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:33:13,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:33:13,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:33:13,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (1/1) ... [2020-10-27 21:33:13,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:33:13,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:33:13,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:33:13,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:33:13,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (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 21:33:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:33:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:33:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:33:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:33:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-27 21:33:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:33:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:33:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:33:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:33:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:33:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:33:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:33:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:33:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:33:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:33:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:33:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:33:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:33:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:33:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:33:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:33:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:33:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:33:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:33:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:33:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:33:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:33:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:33:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:33:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:33:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:33:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:33:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:33:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:33:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:33:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:33:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:33:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:33:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:33:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:33:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 21:33:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 21:33:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:33:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 21:33:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:33:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:33:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:33:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:33:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:33:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:33:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:33:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-27 21:33:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:33:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:33:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:33:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:33:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:33:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:33:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:33:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:33:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:33:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:33:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:33:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:33:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:33:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:33:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:33:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:33:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:33:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:33:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:33:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:33:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:33:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:33:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:33:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:33:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:33:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:33:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:33:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:33:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:33:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:33:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:33:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 21:33:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:33:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:33:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:33:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 21:33:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:33:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:33:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:33:15,967 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:33:15,967 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:33:15,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:33:15 BoogieIcfgContainer [2020-10-27 21:33:15,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:33:15,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:33:15,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:33:15,977 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:33:15,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:33:12" (1/3) ... [2020-10-27 21:33:15,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e855811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:33:15, skipping insertion in model container [2020-10-27 21:33:15,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:33:13" (2/3) ... [2020-10-27 21:33:15,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e855811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:33:15, skipping insertion in model container [2020-10-27 21:33:15,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:33:15" (3/3) ... [2020-10-27 21:33:15,981 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec4_product13.cil.c [2020-10-27 21:33:15,994 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:33:16,000 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:33:16,014 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:33:16,044 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:33:16,044 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:33:16,044 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:33:16,044 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:33:16,045 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:33:16,045 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:33:16,045 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:33:16,045 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:33:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states. [2020-10-27 21:33:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-27 21:33:16,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:33:16,094 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 21:33:16,095 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 21:33:16,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:33:16,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1220450354, now seen corresponding path program 1 times [2020-10-27 21:33:16,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:33:16,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1094314868] [2020-10-27 21:33:16,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:33:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:16,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:16,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:17,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:17,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:20,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:21,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:21,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-27 21:33:21,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:33:21,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-27 21:33:21,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:33:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:21,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:33:23,639 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:33:23,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:33:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:23,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:23,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:23,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:33:23,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:23,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 21:33:23,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:23,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:23,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:23,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:23,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:33:23,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:33:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:23,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:23,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:23,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:33:23,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:23,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:23,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:23,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:23,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:23,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:23,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:23,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:33:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:23,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:23,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:23,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:33:23,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:23,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:23,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:23,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:23,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:23,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:23,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:23,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:33:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:23,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:23,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:23,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:33:23,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:23,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:23,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:23,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:23,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:23,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:33:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:23,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:23,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:23,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:24,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:26,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:28,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:28,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:33:28,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:33:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 21:33:28,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:28,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:33:28,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:33:28,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 21:33:28,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:33:28,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:28,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:33:29,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:33:29,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:33:29,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:33:29,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:33:29,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:33:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:29,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:33:29,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:33:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:33:29,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:33:29,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:33:29,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:33:29,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:33:29,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:33:29,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:33:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:33:29,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:33:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:33:29,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:33:29,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-27 21:33:29,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:33:29,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:33:29,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:33:29,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:33:29,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 21:33:29,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:33:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:33:29,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:33:29,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:33:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:33:29,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:33:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:33:29,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:33:29,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:33:29,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:33:29,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:33:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:33:29,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:33:29,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:33:29,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:29,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:33:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:33:29,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:33:29,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:33:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:33:29,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:33:29,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:33:29,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:33:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:33:29,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:33:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:33:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:29,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:33:29,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:33:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:29,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:33:29,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:33:29,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:33:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:33:29,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:33:29,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:33:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:33:29,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:33:29,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:33:29,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:33:29,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:33:29,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:33:29,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:33:29,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:33:29,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:33:29,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:33:29,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:33:29,951 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 21:33:29,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1094314868] [2020-10-27 21:33:29,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:33:29,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:33:29,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263396661] [2020-10-27 21:33:29,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:33:29,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:33:29,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:33:29,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:33:29,984 INFO L87 Difference]: Start difference. First operand 451 states. Second operand 18 states. [2020-10-27 21:33:33,312 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:33:36,014 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 21:33:39,649 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 21:33:41,778 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 21:34:02,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:34:02,128 INFO L93 Difference]: Finished difference Result 1235 states and 1858 transitions. [2020-10-27 21:34:02,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-27 21:34:02,131 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 149 [2020-10-27 21:34:02,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:34:02,157 INFO L225 Difference]: With dead ends: 1235 [2020-10-27 21:34:02,157 INFO L226 Difference]: Without dead ends: 716 [2020-10-27 21:34:02,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1496 ImplicationChecksByTransitivity, 13.0s TimeCoverageRelationStatistics Valid=1031, Invalid=3799, Unknown=0, NotChecked=0, Total=4830 [2020-10-27 21:34:02,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2020-10-27 21:34:02,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 405. [2020-10-27 21:34:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2020-10-27 21:34:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 539 transitions. [2020-10-27 21:34:02,544 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 539 transitions. Word has length 149 [2020-10-27 21:34:02,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:34:02,545 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 539 transitions. [2020-10-27 21:34:02,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:34:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 539 transitions. [2020-10-27 21:34:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 21:34:02,565 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:34:02,568 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:34:02,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:34:02,570 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 21:34:02,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:34:02,571 INFO L82 PathProgramCache]: Analyzing trace with hash 2075187560, now seen corresponding path program 1 times [2020-10-27 21:34:02,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:34:02,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [18862845] [2020-10-27 21:34:02,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:34:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:02,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:02,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:02,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:03,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:03,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:03,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:05,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:07,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:07,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 21:34:07,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:34:07,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-27 21:34:07,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:34:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:34:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:34:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:09,717 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:34:09,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:34:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:09,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:09,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:34:09,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:09,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 21:34:09,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:09,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:09,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:09,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:09,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:34:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:09,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:09,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:34:09,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:09,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:34:09,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:09,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:09,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:09,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:34:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:09,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:09,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:34:09,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:09,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:34:09,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:09,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:34:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:09,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:09,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:34:09,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:09,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:34:09,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:09,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:09,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:09,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:09,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:34:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:09,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:09,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:10,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:11,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:34:14,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:34:14,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:34:14,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:34:14,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:34:14,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:34:14,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:14,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:34:14,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:34:14,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:14,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:34:14,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:34:14,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:14,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:14,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:14,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:34:14,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:34:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:14,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:14,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:34:14,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:34:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:34:14,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:34:14,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:14,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:34:14,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:34:14,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:14,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:14,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:14,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:14,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:14,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:14,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:14,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:14,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:14,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:34:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:15,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:15,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:34:15,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:34:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:34:15,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:34:15,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 21:34:15,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:34:15,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:34:15,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:34:15,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:34:15,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:34:15,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:34:15,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:34:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:34:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:34:15,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:34:15,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:34:15,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:15,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:34:15,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:34:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:34:15,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:34:15,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:34:15,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:34:15,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:34:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:34:15,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:34:15,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:34:15,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:34:15,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:34:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:15,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:34:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:34:15,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:34:15,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:34:15,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:34:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:15,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:15,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:34:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:15,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:34:15,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:34:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:34:15,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:34:15,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:34:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:34:15,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:34:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:34:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:15,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:15,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:15,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:34:15,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:15,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:34:15,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:15,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:34:15,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:15,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 21:34:15,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [18862845] [2020-10-27 21:34:15,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:34:15,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:34:15,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49969194] [2020-10-27 21:34:15,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:34:15,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:34:15,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:34:15,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:34:15,662 INFO L87 Difference]: Start difference. First operand 405 states and 539 transitions. Second operand 19 states. [2020-10-27 21:34:19,966 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:34:22,599 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 21:34:26,273 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:34:30,042 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:34:47,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:34:47,670 INFO L93 Difference]: Finished difference Result 1077 states and 1551 transitions. [2020-10-27 21:34:47,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 21:34:47,671 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 151 [2020-10-27 21:34:47,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:34:47,678 INFO L225 Difference]: With dead ends: 1077 [2020-10-27 21:34:47,678 INFO L226 Difference]: Without dead ends: 730 [2020-10-27 21:34:47,680 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=347, Invalid=1375, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 21:34:47,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2020-10-27 21:34:47,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 414. [2020-10-27 21:34:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-10-27 21:34:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 555 transitions. [2020-10-27 21:34:47,967 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 555 transitions. Word has length 151 [2020-10-27 21:34:47,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:34:47,968 INFO L481 AbstractCegarLoop]: Abstraction has 414 states and 555 transitions. [2020-10-27 21:34:47,968 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:34:47,968 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 555 transitions. [2020-10-27 21:34:47,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-27 21:34:47,972 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:34:47,972 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:34:47,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:34:47,973 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 21:34:47,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:34:47,974 INFO L82 PathProgramCache]: Analyzing trace with hash 446521452, now seen corresponding path program 1 times [2020-10-27 21:34:47,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:34:47,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1064208884] [2020-10-27 21:34:47,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:34:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:48,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:48,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:48,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:48,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:48,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:50,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:53,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:53,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-27 21:34:53,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:34:53,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 21:34:53,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:53,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:34:53,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:34:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:34:53,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:55,241 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:34:55,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:34:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:55,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:55,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:34:55,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:55,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 21:34:55,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:55,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:55,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:55,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:55,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:55,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:34:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:55,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:55,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:34:55,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:55,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:34:55,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:55,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:55,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:55,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:55,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:55,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:34:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:55,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:55,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:34:55,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:55,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:34:55,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:55,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:55,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:55,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:55,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:55,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:34:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:55,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:34:55,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:34:55,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:34:55,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:34:55,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:34:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:34:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:34:55,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:34:55,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:34:55,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:34:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:34:55,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:55,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:34:56,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:35:00,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:35:00,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:35:00,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:35:00,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:35:00,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:35:00,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:35:00,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:35:00,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:35:00,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:35:00,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:00,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:00,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:35:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:00,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:35:00,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:35:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:35:00,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:35:00,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:35:00,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:35:00,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:00,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:00,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:35:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:00,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:00,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:35:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:35:00,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:35:00,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 21:35:00,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:35:00,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:35:00,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:35:00,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:35:00,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:35:00,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:35:00,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:35:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:35:00,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:35:00,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:35:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:35:00,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:35:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:35:00,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:35:00,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:35:00,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:00,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:00,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:35:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:00,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:00,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:00,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:00,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:00,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:00,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:00,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:00,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:00,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:00,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:00,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:35:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:01,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:01,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:01,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:35:01,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:35:01,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:35:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:01,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:01,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:01,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:01,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:01,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:01,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:01,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:01,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:35:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:01,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:01,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:01,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:01,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:01,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:35:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:01,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:01,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:01,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:01,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:01,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:35:01,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:01,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:01,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:01,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:01,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:01,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:35:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:01,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:01,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:01,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:01,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 21:35:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:01,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:01,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:01,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:01,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 21:35:01,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1064208884] [2020-10-27 21:35:01,098 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:35:01,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 21:35:01,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974177935] [2020-10-27 21:35:01,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 21:35:01,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:35:01,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 21:35:01,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-27 21:35:01,101 INFO L87 Difference]: Start difference. First operand 414 states and 555 transitions. Second operand 17 states. [2020-10-27 21:35:04,944 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:35:08,122 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 21:35:10,171 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 21:35:12,710 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 21:35:15,231 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 21:35:32,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:35:32,956 INFO L93 Difference]: Finished difference Result 1221 states and 1805 transitions. [2020-10-27 21:35:32,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 21:35:32,957 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 158 [2020-10-27 21:35:32,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:35:32,964 INFO L225 Difference]: With dead ends: 1221 [2020-10-27 21:35:32,964 INFO L226 Difference]: Without dead ends: 866 [2020-10-27 21:35:32,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 14.2s TimeCoverageRelationStatistics Valid=533, Invalid=1819, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 21:35:32,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2020-10-27 21:35:33,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 464. [2020-10-27 21:35:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-10-27 21:35:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 632 transitions. [2020-10-27 21:35:33,180 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 632 transitions. Word has length 158 [2020-10-27 21:35:33,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:35:33,180 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 632 transitions. [2020-10-27 21:35:33,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 21:35:33,180 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 632 transitions. [2020-10-27 21:35:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 21:35:33,186 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:35:33,186 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:35:33,186 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:35:33,186 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 21:35:33,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:35:33,187 INFO L82 PathProgramCache]: Analyzing trace with hash 101614109, now seen corresponding path program 1 times [2020-10-27 21:35:33,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:35:33,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [136140598] [2020-10-27 21:35:33,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:35:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:33,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:33,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:33,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:33,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:33,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:33,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:38,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:35:38,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:40,317 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:35:40,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:35:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:40,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:40,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:35:40,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:40,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 21:35:40,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:40,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:40,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:40,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:40,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:40,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:35:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:40,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:40,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:35:40,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:40,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:35:40,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:40,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:40,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:40,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:40,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:40,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:35:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:40,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:40,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:35:40,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:40,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:35:40,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:40,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:40,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:35:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:40,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:40,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:35:40,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:40,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:35:40,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:40,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:40,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:40,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:40,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:40,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:35:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:40,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:40,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:35:45,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:35:45,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:35:45,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:35:45,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:35:45,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:35:45,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:35:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:45,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:35:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:35:45,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:35:45,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:45,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:35:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:45,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:35:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:35:45,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:35:45,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:35:45,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 21:35:45,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:35:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:35:45,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:35:45,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:35:45,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:35:45,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:35:45,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:35:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:45,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:35:45,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:35:45,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:35:45,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:35:45,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 21:35:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:45,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:45,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:45,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:45,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:45,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:45,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:45,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:45,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:45,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:45,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:45,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:35:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:46,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:46,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:46,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 21:35:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:35:46,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:35:46,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:35:46,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:35:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:46,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:46,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:35:46,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:35:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:46,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:46,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:46,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:35:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:35:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 21:35:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:35:46,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:35:46,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:35:46,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:35:46,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:35:46,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:35:46,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:35:46,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:35:46,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:35:46,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:35:46,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:35:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 21:35:46,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [136140598] [2020-10-27 21:35:46,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:35:46,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 21:35:46,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420584412] [2020-10-27 21:35:46,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 21:35:46,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:35:46,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 21:35:46,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2020-10-27 21:35:46,156 INFO L87 Difference]: Start difference. First operand 464 states and 632 transitions. Second operand 20 states. [2020-10-27 21:35:50,167 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-27 21:35:52,876 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:35:56,397 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:35:59,125 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:36:01,359 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:36:19,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:36:19,832 INFO L93 Difference]: Finished difference Result 1317 states and 1965 transitions. [2020-10-27 21:36:19,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 21:36:19,835 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 159 [2020-10-27 21:36:19,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:36:19,845 INFO L225 Difference]: With dead ends: 1317 [2020-10-27 21:36:19,845 INFO L226 Difference]: Without dead ends: 926 [2020-10-27 21:36:19,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 14.4s TimeCoverageRelationStatistics Valid=413, Invalid=1657, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 21:36:19,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2020-10-27 21:36:20,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 507. [2020-10-27 21:36:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2020-10-27 21:36:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 704 transitions. [2020-10-27 21:36:20,155 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 704 transitions. Word has length 159 [2020-10-27 21:36:20,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:36:20,156 INFO L481 AbstractCegarLoop]: Abstraction has 507 states and 704 transitions. [2020-10-27 21:36:20,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 21:36:20,156 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 704 transitions. [2020-10-27 21:36:20,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 21:36:20,160 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:36:20,160 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:36:20,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:36:20,161 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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 21:36:20,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:36:20,161 INFO L82 PathProgramCache]: Analyzing trace with hash 28175042, now seen corresponding path program 1 times [2020-10-27 21:36:20,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:36:20,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132584918] [2020-10-27 21:36:20,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:36:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:20,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:20,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:20,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:20,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:20,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:20,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:20,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:23,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:25,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:25,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-27 21:36:25,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:36:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 21:36:25,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:36:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:36:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:36:25,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:27,314 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:36:27,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:36:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:27,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:27,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:36:27,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 21:36:27,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:27,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:27,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:36:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:27,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:27,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:27,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:27,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:36:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:27,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:27,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:36:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:27,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:27,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:36:27,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:27,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:36:27,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:27,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:27,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:36:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:27,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:27,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:36:32,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:36:32,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:36:32,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:36:32,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:36:32,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:36:32,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:32,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:36:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:36:32,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:36:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:36:32,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:36:32,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:32,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:36:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:32,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:36:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:36:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:36:32,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:36:32,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:36:32,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:36:32,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:36:32,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:36:32,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:36:32,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:36:32,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:36:32,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:36:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:36:32,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:36:32,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:36:32,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:36:32,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:36:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:36:32,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:36:32,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:36:32,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:36:32,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:32,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:36:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:32,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:32,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:32,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:32,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:32,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:32,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:32,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:32,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:32,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:32,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:36:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:33,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:33,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:33,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:36:33,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:33,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:36:33,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:33,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:33,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:36:33,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:33,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:36:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:33,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:33,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:33,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:33,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:33,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:33,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:36:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:33,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:36:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:33,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:33,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:33,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:33,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:33,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:33,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:36:33,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:33,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:36:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:33,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:33,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:33,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:33,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:33,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:33,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:33,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:33,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:36:33,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:33,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 21:36:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:33,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:33,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:36:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:33,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 21:36:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:36:33,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:36:33,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:36:33,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:36:33,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:36:33,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:36:33,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:36:33,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:36:33,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:36:33,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:36:33,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:36:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 21:36:33,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132584918] [2020-10-27 21:36:33,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:36:33,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:36:33,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222300033] [2020-10-27 21:36:33,126 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:36:33,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:36:33,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:36:33,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:36:33,127 INFO L87 Difference]: Start difference. First operand 507 states and 704 transitions. Second operand 19 states. [2020-10-27 21:36:37,081 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:36:39,409 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 21:36:42,109 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 21:36:45,677 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:36:48,114 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 21:36:50,583 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 21:36:53,066 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 556