/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_spec8_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:10:51,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:10:51,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:10:51,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:10:51,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:10:51,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:10:51,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:10:51,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:10:51,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:10:51,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:10:51,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:10:51,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:10:51,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:10:51,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:10:51,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:10:51,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:10:51,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:10:51,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:10:51,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:10:51,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:10:51,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:10:51,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:10:51,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:10:51,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:10:51,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:10:51,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:10:51,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:10:51,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:10:51,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:10:51,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:10:51,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:10:51,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:10:51,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:10:51,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:10:51,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:10:51,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:10:51,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:10:51,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:10:51,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:10:51,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:10:51,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:10:51,819 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 03:10:51,865 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:10:51,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:10:51,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:10:51,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:10:51,867 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:10:51,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:10:51,868 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:10:51,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:10:51,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:10:51,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:10:51,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:10:51,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:10:51,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:10:51,871 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:10:51,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:10:51,872 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:10:51,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:10:51,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:10:51,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:10:51,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:10:51,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:10:51,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:10:51,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:10:51,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:10:51,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:10:51,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:10:51,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:10:51,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:10:51,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:10:51,876 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:10:52,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:10:52,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:10:52,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:10:52,447 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:10:52,448 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:10:52,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product20.cil.c [2020-10-27 03:10:52,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/080d548c1/f15c204ecd774ac0b0e2b639d31e0183/FLAG7eef38d0a [2020-10-27 03:10:53,385 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:10:53,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product20.cil.c [2020-10-27 03:10:53,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/080d548c1/f15c204ecd774ac0b0e2b639d31e0183/FLAG7eef38d0a [2020-10-27 03:10:53,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/080d548c1/f15c204ecd774ac0b0e2b639d31e0183 [2020-10-27 03:10:53,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:10:53,573 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:10:53,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:10:53,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:10:53,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:10:53,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:10:53" (1/1) ... [2020-10-27 03:10:53,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6849b1db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:53, skipping insertion in model container [2020-10-27 03:10:53,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:10:53" (1/1) ... [2020-10-27 03:10:53,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:10:53,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:10:54,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:10:54,541 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:10:54,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:10:54,768 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:10:54,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54 WrapperNode [2020-10-27 03:10:54,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:10:54,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:10:54,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:10:54,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:10:54,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:54,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:54,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:54,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:54,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:54,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:54,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (1/1) ... [2020-10-27 03:10:55,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:10:55,026 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:10:55,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:10:55,026 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:10:55,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (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 03:10:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:10:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:10:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:10:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:10:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:10:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:10:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:10:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:10:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:10:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:10:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 03:10:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 03:10:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 03:10:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 03:10:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 03:10:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 03:10:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 03:10:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 03:10:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 03:10:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 03:10:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 03:10:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 03:10:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 03:10:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 03:10:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 03:10:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 03:10:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 03:10:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 03:10:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 03:10:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 03:10:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 03:10:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 03:10:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 03:10:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 03:10:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 03:10:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 03:10:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 03:10:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 03:10:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 03:10:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 03:10:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 03:10:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 03:10:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 03:10:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 03:10:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 03:10:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 03:10:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 03:10:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 03:10:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 03:10:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:10:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 03:10:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 03:10:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 03:10:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 03:10:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 03:10:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 03:10:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 03:10:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 03:10:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 03:10:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 03:10:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 03:10:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 03:10:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 03:10:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 03:10:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:10:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:10:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:10:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:10:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:10:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:10:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:10:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:10:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:10:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:10:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:10:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:10:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:10:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:10:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:10:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:10:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:10:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 03:10:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 03:10:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 03:10:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 03:10:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 03:10:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 03:10:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 03:10:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 03:10:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 03:10:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 03:10:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:10:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 03:10:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 03:10:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 03:10:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 03:10:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 03:10:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 03:10:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 03:10:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 03:10:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 03:10:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 03:10:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 03:10:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 03:10:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 03:10:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:10:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 03:10:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 03:10:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:10:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:10:58,424 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:10:58,425 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 03:10:58,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:10:58 BoogieIcfgContainer [2020-10-27 03:10:58,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:10:58,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:10:58,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:10:58,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:10:58,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:10:53" (1/3) ... [2020-10-27 03:10:58,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d00c8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:10:58, skipping insertion in model container [2020-10-27 03:10:58,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:10:54" (2/3) ... [2020-10-27 03:10:58,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d00c8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:10:58, skipping insertion in model container [2020-10-27 03:10:58,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:10:58" (3/3) ... [2020-10-27 03:10:58,437 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product20.cil.c [2020-10-27 03:10:58,450 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:10:58,456 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:10:58,470 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:10:58,504 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:10:58,504 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:10:58,505 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:10:58,505 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:10:58,505 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:10:58,505 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:10:58,505 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:10:58,505 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:10:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states. [2020-10-27 03:10:58,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 03:10:58,560 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:10:58,561 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] [2020-10-27 03:10:58,561 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 03:10:58,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:10:58,574 INFO L82 PathProgramCache]: Analyzing trace with hash -349115334, now seen corresponding path program 1 times [2020-10-27 03:10:58,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:10:58,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [144741917] [2020-10-27 03:10:58,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:10:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:59,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:59,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:59,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:00,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:00,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:04,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:04,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:11:04,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:11:04,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 03:11:04,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:04,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:11:04,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:11:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:11:04,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:11:08,762 WARN L193 SmtUtils]: Spent 4.43 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 03:11:08,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:11:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:08,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:08,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:08,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:11:08,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:08,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 03:11:08,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:08,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:08,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:08,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:08,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:08,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:11:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:08,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:08,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:08,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:11:08,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:08,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:08,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:08,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:08,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:08,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:11:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:08,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:08,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:08,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:11:08,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:08,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:08,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:08,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:08,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:08,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:08,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:08,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:11:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:08,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:08,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:08,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:11:08,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:08,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:08,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:08,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:08,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:11:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:09,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:09,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:09,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:09,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:11:14,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:11:14,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 03:11:14,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:11:14,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:11:14,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:11:14,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:11:14,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:11:14,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:11:14,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:11:14,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:11:14,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:14,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 13 [2020-10-27 03:11:14,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:11:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:11:14,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:11:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:11:14,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:11:14,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 186 [2020-10-27 03:11:14,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:11:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:11:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:11:14,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:11:14,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:11:14,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:11:14,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:11:14,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:11:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:11:14,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:11:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:11:14,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:11:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:11:14,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:11:14,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:11:14,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:11:14,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:11:14,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:14,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:11:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:11:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:11:14,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:11:14,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:11:14,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:11:14,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:11:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:14,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:11:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:14,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:11:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:11:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:11:14,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:14,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:11:14,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 03:11:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:11:14,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:11:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:14,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:14,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:14,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:11:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:14,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:14,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:14,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:14,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:14,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:14,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:14,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:14,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:14,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:14,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:15,081 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 03:11:15,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [144741917] [2020-10-27 03:11:15,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:11:15,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:11:15,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117395858] [2020-10-27 03:11:15,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:11:15,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:11:15,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:11:15,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:11:15,111 INFO L87 Difference]: Start difference. First operand 567 states. Second operand 15 states. [2020-10-27 03:11:21,598 WARN L193 SmtUtils]: Spent 4.68 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-27 03:11:27,686 WARN L193 SmtUtils]: Spent 4.62 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:11:32,993 WARN L193 SmtUtils]: Spent 4.36 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:12:11,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:12:11,950 INFO L93 Difference]: Finished difference Result 1381 states and 2095 transitions. [2020-10-27 03:12:11,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 03:12:11,953 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 155 [2020-10-27 03:12:11,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:12:11,980 INFO L225 Difference]: With dead ends: 1381 [2020-10-27 03:12:11,980 INFO L226 Difference]: Without dead ends: 816 [2020-10-27 03:12:11,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 20.3s TimeCoverageRelationStatistics Valid=449, Invalid=1443, Unknown=0, NotChecked=0, Total=1892 [2020-10-27 03:12:12,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2020-10-27 03:12:12,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 513. [2020-10-27 03:12:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-10-27 03:12:12,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 706 transitions. [2020-10-27 03:12:12,466 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 706 transitions. Word has length 155 [2020-10-27 03:12:12,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:12:12,467 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 706 transitions. [2020-10-27 03:12:12,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:12:12,467 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 706 transitions. [2020-10-27 03:12:12,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-27 03:12:12,486 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:12:12,487 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] [2020-10-27 03:12:12,487 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:12:12,488 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 03:12:12,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:12:12,490 INFO L82 PathProgramCache]: Analyzing trace with hash 295672984, now seen corresponding path program 1 times [2020-10-27 03:12:12,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:12:12,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [285762530] [2020-10-27 03:12:12,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:12:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:12,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:12,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:12,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:13,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:13,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:17,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:17,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:17,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 03:12:17,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:12:17,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 03:12:17,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:17,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 03:12:17,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:12:17,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-27 03:12:17,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:22,270 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 03:12:22,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:12:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:22,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:22,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:12:22,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:22,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-27 03:12:22,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:22,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:12:22,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:12:22,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:12:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:22,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:22,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:12:22,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:22,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:22,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:22,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:22,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:22,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:12:22,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:12:22,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:12:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:22,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:22,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:12:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:22,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:12:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:22,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:12:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:22,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:22,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:12:22,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:22,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:12:22,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:22,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:12:22,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:12:22,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:12:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:22,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:22,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:24,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:24,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 03:12:27,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 03:12:27,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:12:27,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:12:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 03:12:27,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:27,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:27,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:27,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:27,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:27,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:27,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:27,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:27,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:12:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:12:27,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:12:27,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-10-27 03:12:27,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:12:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 03:12:27,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:28,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:12:28,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:28,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:12:28,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:28,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:12:28,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:12:28,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:12:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:12:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:12:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:28,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:12:28,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:28,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:12:28,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:28,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:12:28,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:28,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:28,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:12:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:12:28,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:12:28,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:12:28,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:12:28,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:28,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:28,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:12:28,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:12:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:28,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:12:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:12:28,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:12:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:12:28,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:12:28,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 03:12:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:28,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:12:28,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:28,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:12:28,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:12:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:12:28,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:28,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:12:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:12:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:12:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 03:12:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:28,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:28,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 03:12:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:28,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:12:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:28,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:28,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:28,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:28,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:28,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:28,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:28,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:28,929 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 03:12:28,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [285762530] [2020-10-27 03:12:28,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:12:28,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-27 03:12:28,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237878090] [2020-10-27 03:12:28,932 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-27 03:12:28,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:12:28,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-27 03:12:28,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=737, Unknown=0, NotChecked=0, Total=812 [2020-10-27 03:12:28,934 INFO L87 Difference]: Start difference. First operand 513 states and 706 transitions. Second operand 29 states. [2020-10-27 03:12:36,154 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 03:12:42,299 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:12:47,877 WARN L193 SmtUtils]: Spent 4.55 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:12:52,990 WARN L193 SmtUtils]: Spent 4.94 s on a formula simplification that was a NOOP. DAG size: 596 [2020-10-27 03:12:57,893 WARN L193 SmtUtils]: Spent 4.64 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 03:13:03,674 WARN L193 SmtUtils]: Spent 4.83 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:13:08,528 WARN L193 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 03:13:14,371 WARN L193 SmtUtils]: Spent 4.42 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:13:19,909 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:13:24,597 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:13:29,521 WARN L193 SmtUtils]: Spent 4.43 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:13:36,943 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:13:45,168 WARN L193 SmtUtils]: Spent 4.42 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:13:51,134 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 03:14:00,006 WARN L193 SmtUtils]: Spent 4.46 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:14:05,057 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:14:10,194 WARN L193 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:14:15,151 WARN L193 SmtUtils]: Spent 4.48 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:14:20,199 WARN L193 SmtUtils]: Spent 4.45 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:14:24,933 WARN L193 SmtUtils]: Spent 4.43 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:14:29,787 WARN L193 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 03:14:34,873 WARN L193 SmtUtils]: Spent 4.49 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:14:43,123 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:14:47,830 WARN L193 SmtUtils]: Spent 4.43 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:14:52,945 WARN L193 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 593