/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_spec11_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:40:55,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:40:55,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:40:55,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:40:55,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:40:55,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:40:55,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:40:55,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:40:55,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:40:55,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:40:55,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:40:55,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:40:55,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:40:55,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:40:55,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:40:55,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:40:55,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:40:55,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:40:55,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:40:55,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:40:55,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:40:55,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:40:55,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:40:55,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:40:55,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:40:55,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:40:55,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:40:55,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:40:55,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:40:55,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:40:55,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:40:55,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:40:55,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:40:55,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:40:56,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:40:56,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:40:56,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:40:56,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:40:56,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:40:56,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:40:56,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:40:56,011 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 02:40:56,060 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:40:56,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:40:56,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:40:56,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:40:56,065 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:40:56,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:40:56,066 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:40:56,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:40:56,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:40:56,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:40:56,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:40:56,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:40:56,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:40:56,069 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:40:56,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:40:56,069 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:40:56,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:40:56,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:40:56,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:40:56,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:40:56,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:40:56,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:40:56,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:40:56,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:40:56,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:40:56,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:40:56,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:40:56,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:40:56,072 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:40:56,073 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:40:56,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:40:56,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:40:56,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:40:56,515 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:40:56,516 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:40:56,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2020-10-27 02:40:56,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/413fc5633/3a4883aff4c34ee7ba76372b2b6f7a51/FLAGfaadeb443 [2020-10-27 02:40:57,395 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:40:57,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2020-10-27 02:40:57,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/413fc5633/3a4883aff4c34ee7ba76372b2b6f7a51/FLAGfaadeb443 [2020-10-27 02:40:57,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/413fc5633/3a4883aff4c34ee7ba76372b2b6f7a51 [2020-10-27 02:40:57,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:40:57,605 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:40:57,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:40:57,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:40:57,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:40:57,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:40:57" (1/1) ... [2020-10-27 02:40:57,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28de548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:57, skipping insertion in model container [2020-10-27 02:40:57,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:40:57" (1/1) ... [2020-10-27 02:40:57,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:40:57,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:40:58,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:40:58,371 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:40:58,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:40:58,661 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:40:58,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58 WrapperNode [2020-10-27 02:40:58,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:40:58,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:40:58,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:40:58,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:40:58,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (1/1) ... [2020-10-27 02:40:58,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:40:58,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:40:58,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:40:58,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:40:58,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (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 02:40:58,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:40:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:40:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:40:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:40:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 02:40:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:40:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:40:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:40:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:40:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:40:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:40:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:40:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:40:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-27 02:40:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 02:40:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:40:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:40:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:40:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:40:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:40:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:40:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:40:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 02:40:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 02:40:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 02:40:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:40:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 02:40:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:40:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:40:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:40:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:40:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:40:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:40:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:40:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:40:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:40:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:40:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:40:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:40:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:40:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:40:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:40:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:40:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:40:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:40:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:40:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:40:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:40:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:40:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:40:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:40:58,976 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:40:58,976 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:40:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:40:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:40:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:40:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:40:58,978 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:40:58,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:40:58,978 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:40:58,978 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:40:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:40:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:40:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:40:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:40:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:40:58,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:40:58,982 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:40:58,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:40:58,983 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:40:58,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:40:58,983 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:40:58,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:40:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:40:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:40:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:40:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:40:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:40:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:40:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:40:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:40:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:40:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:40:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:40:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 02:40:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:40:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 02:40:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:40:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 02:40:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:40:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:40:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:40:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 02:40:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 02:40:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 02:40:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 02:40:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 02:40:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 02:40:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:40:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 02:40:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:40:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:40:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:40:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:40:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:40:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:40:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:40:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:40:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 02:40:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:40:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:40:58,995 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:40:58,996 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:40:58,997 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:40:58,999 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:40:59,000 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:40:59,000 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:40:59,000 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:40:59,001 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:40:59,001 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:40:59,001 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:40:59,003 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:40:59,003 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:40:59,003 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:40:59,003 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:40:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:40:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:40:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:40:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:40:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:40:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:40:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-27 02:40:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 02:40:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:40:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:40:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:40:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:40:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:40:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:40:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:40:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:40:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:40:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:40:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:40:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:40:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:40:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:40:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:40:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:40:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:40:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:40:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 02:40:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 02:40:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 02:40:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 02:40:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:40:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:40:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:40:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:40:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:40:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:40:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:40:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:40:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:40:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:40:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:40:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:40:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:40:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:40:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:40:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:40:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:40:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:40:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:40:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:40:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:40:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:40:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:40:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:40:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:40:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:40:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:40:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:40:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:40:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:40:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:40:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:40:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:40:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:40:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:40:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:40:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:40:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:40:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:40:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:40:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 02:40:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 02:40:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 02:40:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 02:40:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 02:40:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:40:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:40:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:41:01,502 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:41:01,503 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:41:01,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:41:01 BoogieIcfgContainer [2020-10-27 02:41:01,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:41:01,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:41:01,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:41:01,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:41:01,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:40:57" (1/3) ... [2020-10-27 02:41:01,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51be8924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:41:01, skipping insertion in model container [2020-10-27 02:41:01,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:40:58" (2/3) ... [2020-10-27 02:41:01,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51be8924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:41:01, skipping insertion in model container [2020-10-27 02:41:01,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:41:01" (3/3) ... [2020-10-27 02:41:01,515 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product40.cil.c [2020-10-27 02:41:01,527 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:41:01,533 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:41:01,546 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:41:01,576 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:41:01,576 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:41:01,576 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:41:01,576 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:41:01,577 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:41:01,577 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:41:01,577 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:41:01,577 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:41:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states. [2020-10-27 02:41:01,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-27 02:41:01,657 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:41:01,658 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:41:01,659 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 02:41:01,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:41:01,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1486729071, now seen corresponding path program 1 times [2020-10-27 02:41:01,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:41:01,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1994042717] [2020-10-27 02:41:01,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:41:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:02,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:02,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:02,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:02,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:03,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:07,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:07,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-27 02:41:07,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:41:07,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 02:41:07,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:41:07,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:41:07,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:41:07,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:41:09,599 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:41:09,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:41:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:09,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:09,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:09,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:09,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:41:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:09,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:09,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:09,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:41:09,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:09,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:09,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:09,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:09,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:09,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:09,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:09,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:41:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:09,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:09,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:09,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:41:09,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:09,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:09,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:09,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:09,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:09,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:09,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:41:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:09,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:09,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:09,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:09,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:09,967 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-10-27 02:41:09,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:41:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:10,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:10,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:10,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:10,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:14,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:14,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 02:41:14,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:41:14,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 02:41:14,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:41:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:41:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:41:14,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:41:15,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:41:15,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:41:15,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:15,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:41:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:41:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:41:15,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:41:15,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 02:41:15,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:41:15,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:41:15,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:41:15,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:41:15,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:41:15,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:15,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:41:15,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:41:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:41:15,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:41:15,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:41:15,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 02:41:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:41:15,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:41:15,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:41:15,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:41:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:15,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:41:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:41:15,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:41:15,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:41:15,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:41:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:41:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:41:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 02:41:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:41:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:41:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:41:15,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:41:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:41:15,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:41:15,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:41:15,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:15,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:15,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 02:41:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:15,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:41:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 02:41:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:15,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:41:15,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:15,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:15,672 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:41:15,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1994042717] [2020-10-27 02:41:15,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:41:15,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 02:41:15,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845714886] [2020-10-27 02:41:15,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 02:41:15,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:41:15,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 02:41:15,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2020-10-27 02:41:15,699 INFO L87 Difference]: Start difference. First operand 515 states. Second operand 15 states. [2020-10-27 02:41:19,736 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 566 [2020-10-27 02:41:22,136 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 02:41:24,230 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:41:26,786 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 02:41:47,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:41:47,392 INFO L93 Difference]: Finished difference Result 1377 states and 2101 transitions. [2020-10-27 02:41:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-27 02:41:47,394 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 164 [2020-10-27 02:41:47,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:41:47,421 INFO L225 Difference]: With dead ends: 1377 [2020-10-27 02:41:47,421 INFO L226 Difference]: Without dead ends: 834 [2020-10-27 02:41:47,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 689 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=535, Invalid=1915, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 02:41:47,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2020-10-27 02:41:47,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 497. [2020-10-27 02:41:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2020-10-27 02:41:47,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 675 transitions. [2020-10-27 02:41:47,790 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 675 transitions. Word has length 164 [2020-10-27 02:41:47,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:41:47,791 INFO L481 AbstractCegarLoop]: Abstraction has 497 states and 675 transitions. [2020-10-27 02:41:47,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 02:41:47,791 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 675 transitions. [2020-10-27 02:41:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-27 02:41:47,799 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:41:47,799 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:41:47,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:41:47,800 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 02:41:47,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:41:47,801 INFO L82 PathProgramCache]: Analyzing trace with hash 394726667, now seen corresponding path program 1 times [2020-10-27 02:41:47,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:41:47,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676219899] [2020-10-27 02:41:47,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:41:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:47,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:48,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:48,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:48,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:52,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:52,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-27 02:41:52,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:41:52,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-27 02:41:52,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:52,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:41:52,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:41:52,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:41:52,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:55,042 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:41:55,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:41:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:55,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:55,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:55,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:55,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 02:41:55,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:55,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:55,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:55,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:41:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:55,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:55,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:41:55,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:55,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:41:55,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:55,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:55,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:55,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:55,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:41:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:55,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:55,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:41:55,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:55,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:41:55,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:55,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:55,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:55,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:55,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:55,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:41:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:55,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:55,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:55,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:55,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:55,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:55,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:55,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:55,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:41:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:55,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:55,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 02:42:00,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:42:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:42:00,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:42:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:42:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:42:00,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:42:00,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:00,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:00,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:00,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:42:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:42:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:42:00,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:42:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-27 02:42:00,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:42:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:42:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:42:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:00,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:42:00,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:42:00,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:42:00,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:00,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:42:00,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:42:00,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:42:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:42:00,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:00,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:42:00,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 02:42:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:42:00,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:42:00,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:42:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:00,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:00,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:42:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:42:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:42:00,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:00,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:42:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:42:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:00,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:42:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:00,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:42:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:00,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:42:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:00,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 02:42:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:42:00,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:00,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:42:00,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:00,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 02:42:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:00,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 02:42:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:00,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:00,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:00,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:00,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:00,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:00,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:00,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:00,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:42:00,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:00,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:00,904 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:42:00,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676219899] [2020-10-27 02:42:00,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:42:00,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 02:42:00,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948059163] [2020-10-27 02:42:00,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 02:42:00,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:42:00,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 02:42:00,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-27 02:42:00,908 INFO L87 Difference]: Start difference. First operand 497 states and 675 transitions. Second operand 17 states. [2020-10-27 02:42:06,146 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 02:42:08,921 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 02:42:11,162 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:42:13,450 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:42:15,688 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:42:37,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:42:37,111 INFO L93 Difference]: Finished difference Result 1287 states and 1898 transitions. [2020-10-27 02:42:37,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 02:42:37,112 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 166 [2020-10-27 02:42:37,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:42:37,121 INFO L225 Difference]: With dead ends: 1287 [2020-10-27 02:42:37,122 INFO L226 Difference]: Without dead ends: 836 [2020-10-27 02:42:37,125 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=396, Invalid=1496, Unknown=0, NotChecked=0, Total=1892 [2020-10-27 02:42:37,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2020-10-27 02:42:37,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 499. [2020-10-27 02:42:37,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-10-27 02:42:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 677 transitions. [2020-10-27 02:42:37,406 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 677 transitions. Word has length 166 [2020-10-27 02:42:37,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:42:37,407 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 677 transitions. [2020-10-27 02:42:37,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 02:42:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 677 transitions. [2020-10-27 02:42:37,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 02:42:37,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:42:37,411 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:42:37,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:42:37,412 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 02:42:37,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:42:37,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1805672013, now seen corresponding path program 1 times [2020-10-27 02:42:37,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:42:37,413 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1380939390] [2020-10-27 02:42:37,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:42:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:37,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:37,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:37,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:37,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:41,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:41,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:42,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:42,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 164 [2020-10-27 02:42:42,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:44,926 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:42:44,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:42:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:44,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:44,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:44,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:44,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:44,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 02:42:44,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:44,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:44,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:45,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:45,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:45,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:42:45,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:45,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:45,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:45,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:45,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:42:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:45,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:45,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:45,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:42:45,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:45,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:45,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:45,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:45,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:45,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:45,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:45,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:42:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:45,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:45,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:45,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:45,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:42:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:45,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:45,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:45,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:46,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 02:42:50,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:50,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:50,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:50,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:42:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:50,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:42:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:42:50,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:42:50,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 02:42:50,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:42:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:42:50,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:42:50,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:50,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:50,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:42:50,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:42:50,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:50,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:42:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:42:50,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:42:50,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:42:50,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:42:50,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:42:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:42:50,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:42:50,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:50,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:42:50,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:50,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:50,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:50,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:42:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:50,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:42:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:42:50,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:42:50,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:42:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:42:50,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:50,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:50,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:50,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:50,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:42:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:42:50,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:42:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:50,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:50,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:42:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:50,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:50,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:50,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:42:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:50,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:50,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:50,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:42:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:50,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:50,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:42:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 02:42:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:42:51,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:51,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:42:51,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:51,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 02:42:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:51,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:42:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:42:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:51,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 02:42:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:51,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:42:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:42:51,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1380939390] [2020-10-27 02:42:51,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:42:51,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-27 02:42:51,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643385047] [2020-10-27 02:42:51,227 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-27 02:42:51,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:42:51,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-27 02:42:51,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=857, Unknown=0, NotChecked=0, Total=930 [2020-10-27 02:42:51,231 INFO L87 Difference]: Start difference. First operand 499 states and 677 transitions. Second operand 31 states. [2020-10-27 02:42:57,649 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 02:43:00,379 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 563 [2020-10-27 02:43:02,614 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:43:04,875 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 02:43:07,526 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 563 [2020-10-27 02:43:09,746 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:43:12,625 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:15,352 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 563 [2020-10-27 02:43:17,610 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:43:19,972 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:24,141 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:29,148 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 02:43:36,073 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:43:38,583 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:43,297 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:43:48,207 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:50,356 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:52,535 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:54,696 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 566 [2020-10-27 02:43:56,838 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:43:59,012 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 566 [2020-10-27 02:44:01,407 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:44:03,579 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-27 02:44:11,415 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 02:44:13,536 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 566 [2020-10-27 02:44:31,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:44:31,309 INFO L93 Difference]: Finished difference Result 1599 states and 2414 transitions. [2020-10-27 02:44:31,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2020-10-27 02:44:31,310 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 167 [2020-10-27 02:44:31,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:44:31,321 INFO L225 Difference]: With dead ends: 1599 [2020-10-27 02:44:31,321 INFO L226 Difference]: Without dead ends: 1151 [2020-10-27 02:44:31,327 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2341 ImplicationChecksByTransitivity, 60.1s TimeCoverageRelationStatistics Valid=1385, Invalid=8715, Unknown=0, NotChecked=0, Total=10100 [2020-10-27 02:44:31,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2020-10-27 02:44:31,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 747. [2020-10-27 02:44:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2020-10-27 02:44:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1029 transitions. [2020-10-27 02:44:31,717 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 1029 transitions. Word has length 167 [2020-10-27 02:44:31,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:44:31,718 INFO L481 AbstractCegarLoop]: Abstraction has 747 states and 1029 transitions. [2020-10-27 02:44:31,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-27 02:44:31,718 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1029 transitions. [2020-10-27 02:44:31,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-27 02:44:31,722 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:44:31,722 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:44:31,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:44:31,723 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 02:44:31,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:44:31,723 INFO L82 PathProgramCache]: Analyzing trace with hash -44178247, now seen corresponding path program 1 times [2020-10-27 02:44:31,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:44:31,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [763933847] [2020-10-27 02:44:31,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:44:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:44:31,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:44:31,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:44:31,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:44:32,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:44:32,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:44:33,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking...