/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:29:43,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:29:43,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:29:43,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:29:43,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:29:43,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:29:43,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:29:43,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:29:43,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:29:43,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:29:43,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:29:43,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:29:43,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:29:43,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:29:43,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:29:43,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:29:43,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:29:43,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:29:43,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:29:43,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:29:43,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:29:43,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:29:43,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:29:43,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:29:43,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:29:43,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:29:43,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:29:43,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:29:43,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:29:43,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:29:43,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:29:43,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:29:43,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:29:43,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:29:43,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:29:43,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:29:43,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:29:43,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:29:43,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:29:43,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:29:43,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:29:43,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:29:43,824 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:29:43,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:29:43,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:29:43,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:29:43,829 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:29:43,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:29:43,830 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:29:43,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:29:43,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:29:43,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:29:43,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:29:43,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:29:43,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:29:43,833 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:29:43,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:29:43,833 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:29:43,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:29:43,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:29:43,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:29:43,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:29:43,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:29:43,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:29:43,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:29:43,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:29:43,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:29:43,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:29:43,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:29:43,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:29:43,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:29:43,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:29:44,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:29:44,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:29:44,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:29:44,420 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:29:44,421 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:29:44,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product05.cil.c [2020-10-27 02:29:44,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d91b2db7f/eeedaf816b7b4baf8f324ba75dfbd0c7/FLAG03b466db4 [2020-10-27 02:29:45,240 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:29:45,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product05.cil.c [2020-10-27 02:29:45,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d91b2db7f/eeedaf816b7b4baf8f324ba75dfbd0c7/FLAG03b466db4 [2020-10-27 02:29:45,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d91b2db7f/eeedaf816b7b4baf8f324ba75dfbd0c7 [2020-10-27 02:29:45,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:29:45,487 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:29:45,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:29:45,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:29:45,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:29:45,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:29:45" (1/1) ... [2020-10-27 02:29:45,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f986d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:45, skipping insertion in model container [2020-10-27 02:29:45,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:29:45" (1/1) ... [2020-10-27 02:29:45,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:29:45,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:29:46,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:29:46,150 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:29:46,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:29:46,418 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:29:46,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46 WrapperNode [2020-10-27 02:29:46,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:29:46,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:29:46,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:29:46,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:29:46,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... [2020-10-27 02:29:46,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:29:46,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:29:46,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:29:46,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:29:46,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:29:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:29:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:29:46,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:29:46,692 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:29:46,692 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:29:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:29:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:29:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:29:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:29:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:29:46,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:29:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 02:29:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:29:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:29:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:29:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:29:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:29:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:29:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:29:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:29:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:29:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:29:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:29:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:29:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:29:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:29:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:29:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:29:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:29:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:29:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:29:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:29:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:29:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:29:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:29:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:29:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:29:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:29:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:29:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:29:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:29:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:29:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:29:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-27 02:29:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:29:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:29:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:29:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:29:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:29:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:29:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:29:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 02:29:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:29:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:29:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:29:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:29:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:29:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:29:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:29:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:29:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:29:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:29:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:29:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:29:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:29:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:29:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:29:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:29:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:29:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:29:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:29:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:29:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:29:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 02:29:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:29:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:29:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:29:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:29:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:29:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:29:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:29:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:29:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:29:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:29:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:29:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:29:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:29:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:29:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:29:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:29:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:29:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:29:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:29:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:29:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:29:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:29:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:29:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:29:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:29:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:29:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:29:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:29:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:29:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:29:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:29:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:29:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:29:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:29:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:29:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:29:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:29:48,737 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:29:48,737 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:29:48,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:29:48 BoogieIcfgContainer [2020-10-27 02:29:48,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:29:48,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:29:48,743 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:29:48,746 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:29:48,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:29:45" (1/3) ... [2020-10-27 02:29:48,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f9ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:29:48, skipping insertion in model container [2020-10-27 02:29:48,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:29:46" (2/3) ... [2020-10-27 02:29:48,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f9ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:29:48, skipping insertion in model container [2020-10-27 02:29:48,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:29:48" (3/3) ... [2020-10-27 02:29:48,750 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product05.cil.c [2020-10-27 02:29:48,763 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:29:48,770 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:29:48,785 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:29:48,815 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:29:48,816 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:29:48,816 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:29:48,816 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:29:48,816 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:29:48,816 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:29:48,816 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:29:48,816 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:29:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states. [2020-10-27 02:29:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-27 02:29:48,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:29:48,859 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:29:48,859 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:29:48,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:29:48,867 INFO L82 PathProgramCache]: Analyzing trace with hash 139926943, now seen corresponding path program 1 times [2020-10-27 02:29:48,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:29:48,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1559793030] [2020-10-27 02:29:48,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:29:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:49,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:49,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:49,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:50,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:52,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:54,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:54,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 02:29:54,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:29:54,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 02:29:54,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:54,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:29:54,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:29:54,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 164 [2020-10-27 02:29:54,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:29:56,329 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-27 02:29:56,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:29:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:56,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:56,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:56,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:29:56,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:56,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 02:29:56,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:56,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:56,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:29:56,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 02:29:56,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:29:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:56,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:56,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:56,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:29:56,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:56,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:29:56,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:56,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:56,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:29:56,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:29:56,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:29:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:56,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:56,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:56,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:29:56,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:56,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:29:56,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:56,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:56,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:56,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:29:56,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:56,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:29:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:56,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:56,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:56,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:29:56,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:29:56,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:29:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:56,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:29:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:56,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:56,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:56,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:29:57,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:29:57,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 871 [2020-10-27 02:29:57,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:29:57,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:29:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:29:57,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:29:57,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:29:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:29:57,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:29:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:29:57,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:29:57,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:29:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:29:57,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:29:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:29:57,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:29:57,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:29:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:29:57,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 02:29:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:29:57,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:29:57,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:57,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:29:57,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:29:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:29:57,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:29:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:29:57,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 02:29:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:29:57,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:57,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:29:57,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-27 02:29:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:29:57,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:29:57,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 02:29:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:29:57,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:29:57,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 02:29:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:29:57,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:29:57,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:29:57,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:29:57,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:29:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:29:57,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:29:57,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:29:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:29:57,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:29:57,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:29:57,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:29:57,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 02:29:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:29:57,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:29:57,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:29:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:29:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:29:57,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:29:57,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:29:57,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:29:57,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:29:57,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:29:57,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:29:57,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:29:57,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:29:57,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:29:57,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:29:57,957 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:29:57,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1559793030] [2020-10-27 02:29:57,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:29:57,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:29:57,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887498865] [2020-10-27 02:29:57,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:29:57,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:29:57,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:29:57,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:29:57,986 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 12 states. [2020-10-27 02:30:00,025 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-27 02:30:08,845 WARN L193 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2020-10-27 02:30:10,727 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:30:12,576 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:30:15,821 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:30:17,744 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:30:24,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:30:24,937 INFO L93 Difference]: Finished difference Result 837 states and 1185 transitions. [2020-10-27 02:30:24,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 02:30:24,940 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 131 [2020-10-27 02:30:24,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:30:24,968 INFO L225 Difference]: With dead ends: 837 [2020-10-27 02:30:24,968 INFO L226 Difference]: Without dead ends: 598 [2020-10-27 02:30:24,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 02:30:24,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2020-10-27 02:30:25,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 388. [2020-10-27 02:30:25,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2020-10-27 02:30:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 490 transitions. [2020-10-27 02:30:25,295 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 490 transitions. Word has length 131 [2020-10-27 02:30:25,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:30:25,296 INFO L481 AbstractCegarLoop]: Abstraction has 388 states and 490 transitions. [2020-10-27 02:30:25,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:30:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 490 transitions. [2020-10-27 02:30:25,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 02:30:25,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:30:25,313 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:30:25,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:30:25,313 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:30:25,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:30:25,314 INFO L82 PathProgramCache]: Analyzing trace with hash -563062619, now seen corresponding path program 1 times [2020-10-27 02:30:25,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:30:25,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [61425562] [2020-10-27 02:30:25,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:30:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:25,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:25,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:25,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:26,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:29,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:30,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:30,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-27 02:30:30,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:30:30,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 02:30:30,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:30,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:30:30,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:30:30,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-27 02:30:30,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:32,191 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-27 02:30:32,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:30:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:32,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:32,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:32,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:32,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-27 02:30:32,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:30:32,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:32,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:30:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:32,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:32,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:32,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:32,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:32,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:32,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:32,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:30:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:32,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:32,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:32,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:32,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:32,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:32,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:32,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:32,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:32,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:32,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:30:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:32,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:32,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:32,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:32,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:32,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:30:32,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:32,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:30:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:32,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:32,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 602 [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:32,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:30:32,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:30:33,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:33,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:30:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:30:33,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:30:33,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:30:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:30:33,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:33,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:30:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:30:33,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:30:33,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:33,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:30:33,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:30:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:30:33,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:30:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:33,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:33,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:33,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 02:30:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:33,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:33,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:33,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 02:30:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:33,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:33,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:30:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:30:33,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:30:33,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:30:33,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:33,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:30:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:30:33,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:30:33,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:33,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:33,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:30:33,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:30:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:33,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:30:33,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 02:30:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:33,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:33,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:30:33,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:33,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:33,305 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:30:33,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [61425562] [2020-10-27 02:30:33,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:30:33,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:30:33,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815872645] [2020-10-27 02:30:33,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:30:33,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:30:33,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:30:33,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:30:33,312 INFO L87 Difference]: Start difference. First operand 388 states and 490 transitions. Second operand 12 states. [2020-10-27 02:30:35,339 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-27 02:30:41,857 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:30:43,747 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:30:45,530 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:30:48,508 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-27 02:30:50,400 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-27 02:30:55,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:30:55,652 INFO L93 Difference]: Finished difference Result 1346 states and 1775 transitions. [2020-10-27 02:30:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:30:55,652 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2020-10-27 02:30:55,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:30:55,665 INFO L225 Difference]: With dead ends: 1346 [2020-10-27 02:30:55,665 INFO L226 Difference]: Without dead ends: 1108 [2020-10-27 02:30:55,670 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:30:55,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-10-27 02:30:56,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 732. [2020-10-27 02:30:56,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732 states. [2020-10-27 02:30:56,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 936 transitions. [2020-10-27 02:30:56,098 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 936 transitions. Word has length 133 [2020-10-27 02:30:56,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:30:56,099 INFO L481 AbstractCegarLoop]: Abstraction has 732 states and 936 transitions. [2020-10-27 02:30:56,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:30:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 936 transitions. [2020-10-27 02:30:56,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 02:30:56,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:30:56,102 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:30:56,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:30:56,103 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:30:56,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:30:56,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1779683563, now seen corresponding path program 1 times [2020-10-27 02:30:56,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:30:56,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724971000] [2020-10-27 02:30:56,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:30:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:56,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:56,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:56,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:57,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:57,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:59,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:01,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:01,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 02:31:01,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:31:01,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 02:31:01,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:01,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:31:01,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:31:01,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-27 02:31:01,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:03,155 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-27 02:31:03,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:31:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:03,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:03,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:03,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:03,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:03,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 02:31:03,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:31:03,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:03,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:31:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:03,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:03,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:03,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:31:03,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:03,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:31:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:03,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:03,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:03,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:31:03,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:03,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:31:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:03,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:03,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:03,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:03,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:03,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:03,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:31:03,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:03,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:31:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:03,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:03,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:03,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:31:04,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:31:04,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 694 [2020-10-27 02:31:04,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:04,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:31:04,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:04,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:04,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:31:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:04,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:04,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:31:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:04,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:04,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:31:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:31:04,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:31:04,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:31:04,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:31:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:31:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:04,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:04,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 02:31:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:04,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:04,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:04,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 02:31:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:04,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:04,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:31:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:31:04,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:04,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:04,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:31:04,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:04,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:31:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:31:04,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:31:04,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:31:04,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:04,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:31:04,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:31:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:04,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:04,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:31:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:04,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:04,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:04,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:04,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:04,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:04,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:04,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:04,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:31:04,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:04,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:31:04,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724971000] [2020-10-27 02:31:04,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:31:04,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:31:04,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243919893] [2020-10-27 02:31:04,398 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:31:04,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:31:04,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:31:04,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:31:04,399 INFO L87 Difference]: Start difference. First operand 732 states and 936 transitions. Second operand 12 states. [2020-10-27 02:31:06,681 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-27 02:31:15,832 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2020-10-27 02:31:17,779 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:31:19,727 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:31:23,043 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:31:24,940 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-27 02:31:30,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:31:30,551 INFO L93 Difference]: Finished difference Result 2505 states and 3284 transitions. [2020-10-27 02:31:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:31:30,552 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2020-10-27 02:31:30,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:31:30,565 INFO L225 Difference]: With dead ends: 2505 [2020-10-27 02:31:30,565 INFO L226 Difference]: Without dead ends: 1882 [2020-10-27 02:31:30,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 15.6s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:31:30,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1882 states. [2020-10-27 02:31:31,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1882 to 1288. [2020-10-27 02:31:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1288 states. [2020-10-27 02:31:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1288 states and 1675 transitions. [2020-10-27 02:31:31,017 INFO L78 Accepts]: Start accepts. Automaton has 1288 states and 1675 transitions. Word has length 134 [2020-10-27 02:31:31,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:31:31,017 INFO L481 AbstractCegarLoop]: Abstraction has 1288 states and 1675 transitions. [2020-10-27 02:31:31,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:31:31,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1675 transitions. [2020-10-27 02:31:31,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 02:31:31,021 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:31:31,022 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:31:31,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:31:31,022 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:31:31,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:31:31,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1847546964, now seen corresponding path program 1 times [2020-10-27 02:31:31,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:31:31,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [456197830] [2020-10-27 02:31:31,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:31:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:31,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:31,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:31,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:31,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:32,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:32,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:32,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:32,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:31:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:37,969 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-27 02:31:37,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:31:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:37,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:31:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:31:38,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:31:38,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:31:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:31:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:38,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:31:38,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:31:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:31:38,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:31:38,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-27 02:31:38,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:31:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:31:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:31:38,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:38,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:38,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:31:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:31:38,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:31:38,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:31:38,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:31:38,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:31:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:38,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:31:38,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:31:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 02:31:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:31:38,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:38,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:31:38,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:31:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:31:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:31:38,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:31:38,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:31:38,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:31:38,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:31:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 02:31:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:38,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 02:31:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:31:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 02:31:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:31:38,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:38,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:31:38,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:38,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:31:38,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:38,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:31:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:31:38,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:31:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:31:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:38,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:38,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:31:38,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:38,764 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:31:38,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [456197830] [2020-10-27 02:31:38,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:31:38,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:31:38,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222711020] [2020-10-27 02:31:38,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:31:38,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:31:38,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:31:38,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:31:38,768 INFO L87 Difference]: Start difference. First operand 1288 states and 1675 transitions. Second operand 14 states. [2020-10-27 02:31:41,247 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-27 02:31:43,406 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-27 02:31:45,275 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:31:47,197 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-27 02:31:53,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:31:53,285 INFO L93 Difference]: Finished difference Result 3121 states and 4147 transitions. [2020-10-27 02:31:53,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 02:31:53,286 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 151 [2020-10-27 02:31:53,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:31:53,297 INFO L225 Difference]: With dead ends: 3121 [2020-10-27 02:31:53,297 INFO L226 Difference]: Without dead ends: 1862 [2020-10-27 02:31:53,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=260, Invalid=796, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 02:31:53,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1862 states. [2020-10-27 02:31:53,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1862 to 1296. [2020-10-27 02:31:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1296 states. [2020-10-27 02:31:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 1685 transitions. [2020-10-27 02:31:53,757 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 1685 transitions. Word has length 151 [2020-10-27 02:31:53,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:31:53,758 INFO L481 AbstractCegarLoop]: Abstraction has 1296 states and 1685 transitions. [2020-10-27 02:31:53,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:31:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1685 transitions. [2020-10-27 02:31:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 02:31:53,762 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:31:53,763 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1] [2020-10-27 02:31:53,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:31:53,763 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 02:31:53,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:31:53,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1505000386, now seen corresponding path program 1 times [2020-10-27 02:31:53,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:31:53,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2120339423] [2020-10-27 02:31:53,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:31:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:53,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:53,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:54,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:54,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:55,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:57,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:57,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:57,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:57,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:57,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:58,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:58,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:58,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:58,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-27 02:31:58,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 02:31:58,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 02:31:58,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:58,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-27 02:31:58,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:31:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-27 02:31:58,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:00,755 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-27 02:32:00,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:00,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:00,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:00,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:00,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:00,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:32:00,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:00,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:00,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:00,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:00,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:00,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:00,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:00,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:00,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:00,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:00,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:00,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:00,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:00,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:32:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:00,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:00,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:00,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:00,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:00,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:00,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:32:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:00,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:00,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:00,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:00,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:00,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:32:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:00,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:00,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:00,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:32:01,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:32:01,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 293 [2020-10-27 02:32:01,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:32:01,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:01,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:32:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:32:01,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:32:01,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:01,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:32:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:32:01,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 02:32:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:32:01,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:01,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 02:32:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:32:01,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:32:01,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:32:01,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:32:01,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:01,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:01,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:32:01,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 02:32:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:01,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:32:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:01,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 02:32:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:01,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:32:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:32:01,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:01,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:01,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:01,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:32:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:01,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 02:32:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 02:32:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:01,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:01,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:01,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:01,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:01,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:01,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:32:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:01,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 02:32:01,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2120339423] [2020-10-27 02:32:01,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:32:01,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-27 02:32:01,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77924730] [2020-10-27 02:32:01,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 02:32:01,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:32:01,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 02:32:01,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2020-10-27 02:32:01,763 INFO L87 Difference]: Start difference. First operand 1296 states and 1685 transitions. Second operand 24 states. [2020-10-27 02:32:04,950 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-27 02:32:09,067 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:32:10,952 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:32:12,859 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:15,225 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:17,954 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-27 02:32:20,632 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:22,579 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:24,478 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:26,367 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:28,273 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-27 02:32:30,421 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:32:32,299 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 525 [2020-10-27 02:32:34,504 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:32:39,152 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-27 02:32:45,271 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-27 02:32:47,138 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-27 02:32:50,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:32:50,166 INFO L93 Difference]: Finished difference Result 4069 states and 5275 transitions. [2020-10-27 02:32:50,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-27 02:32:50,168 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 152 [2020-10-27 02:32:50,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:32:50,188 INFO L225 Difference]: With dead ends: 4069 [2020-10-27 02:32:50,188 INFO L226 Difference]: Without dead ends: 3236 [2020-10-27 02:32:50,195 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1205 ImplicationChecksByTransitivity, 35.3s TimeCoverageRelationStatistics Valid=902, Invalid=4500, Unknown=0, NotChecked=0, Total=5402 [2020-10-27 02:32:50,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3236 states. [2020-10-27 02:32:51,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3236 to 2378. [2020-10-27 02:32:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2378 states. [2020-10-27 02:32:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 2378 states and 3012 transitions. [2020-10-27 02:32:51,493 INFO L78 Accepts]: Start accepts. Automaton has 2378 states and 3012 transitions. Word has length 152 [2020-10-27 02:32:51,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:32:51,494 INFO L481 AbstractCegarLoop]: Abstraction has 2378 states and 3012 transitions. [2020-10-27 02:32:51,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-27 02:32:51,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 3012 transitions. [2020-10-27 02:32:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 02:32:51,499 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:32:51,500 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2020-10-27 02:32:51,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 02:32:51,500 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:32:51,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:32:51,501 INFO L82 PathProgramCache]: Analyzing trace with hash 5861570, now seen corresponding path program 1 times [2020-10-27 02:32:51,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:32:51,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [565085383] [2020-10-27 02:32:51,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:32:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:51,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:53,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:53,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:54,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:54,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:56,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:56,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 02:32:56,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:32:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 02:32:56,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:32:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-27 02:32:56,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:58,379 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-27 02:32:58,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:58,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:58,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:58,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:58,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:58,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:58,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:58,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:58,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:58,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:58,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:58,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:58,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:58,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:32:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:58,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:58,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:58,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:58,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:32:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:58,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:58,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:58,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:58,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:58,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:58,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:58,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:32:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:58,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:58,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:32:59,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:32:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 516 [2020-10-27 02:32:59,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:32:59,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:32:59,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:59,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:59,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:32:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:32:59,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:32:59,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:32:59,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:32:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:32:59,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:32:59,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:32:59,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:32:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:32:59,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:32:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:32:59,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 02:32:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:32:59,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:32:59,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:32:59,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 02:32:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:32:59,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:32:59,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:32:59,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 02:32:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:59,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:32:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 02:32:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:32:59,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:32:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:32:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:59,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:32:59,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:32:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:59,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:32:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:59,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:59,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 02:32:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:59,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:59,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:59,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:59,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:59,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:59,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:59,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:59,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:32:59,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:59,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 02:32:59,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [565085383] [2020-10-27 02:32:59,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:32:59,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 02:32:59,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074055243] [2020-10-27 02:32:59,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 02:32:59,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:32:59,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 02:32:59,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2020-10-27 02:32:59,578 INFO L87 Difference]: Start difference. First operand 2378 states and 3012 transitions. Second operand 17 states. [2020-10-27 02:33:02,040 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-27 02:33:04,291 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:33:06,629 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-27 02:33:09,697 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-27 02:33:16,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:33:16,202 INFO L93 Difference]: Finished difference Result 2747 states and 3542 transitions. [2020-10-27 02:33:16,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 02:33:16,208 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 153 [2020-10-27 02:33:16,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:33:16,217 INFO L225 Difference]: With dead ends: 2747 [2020-10-27 02:33:16,217 INFO L226 Difference]: Without dead ends: 1440 [2020-10-27 02:33:16,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=240, Invalid=882, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 02:33:16,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2020-10-27 02:33:16,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1083. [2020-10-27 02:33:16,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1083 states. [2020-10-27 02:33:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1368 transitions. [2020-10-27 02:33:16,863 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1368 transitions. Word has length 153 [2020-10-27 02:33:16,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:33:16,863 INFO L481 AbstractCegarLoop]: Abstraction has 1083 states and 1368 transitions. [2020-10-27 02:33:16,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 02:33:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1368 transitions. [2020-10-27 02:33:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 02:33:16,867 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:33:16,868 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2020-10-27 02:33:16,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 02:33:16,868 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:33:16,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:33:16,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1380866909, now seen corresponding path program 1 times [2020-10-27 02:33:16,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:33:16,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1861680690] [2020-10-27 02:33:16,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:33:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:16,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:18,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 02:33:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:33:21,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0