/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_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:11:19,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:11:19,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:11:19,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:11:19,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:11:19,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:11:19,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:11:19,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:11:19,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:11:19,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:11:19,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:11:19,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:11:19,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:11:19,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:11:19,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:11:19,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:11:19,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:11:19,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:11:19,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:11:19,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:11:19,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:11:19,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:11:19,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:11:19,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:11:19,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:11:19,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:11:19,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:11:19,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:11:19,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:11:19,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:11:19,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:11:19,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:11:19,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:11:19,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:11:19,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:11:19,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:11:19,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:11:19,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:11:19,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:11:19,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:11:19,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:11:19,894 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 03:11:19,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:11:19,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:11:19,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:11:19,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:11:19,957 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:11:19,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:11:19,958 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:11:19,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:11:19,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:11:19,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:11:19,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:11:19,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:11:19,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:11:19,960 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:11:19,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:11:19,961 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:11:19,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:11:19,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:11:19,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:11:19,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:11:19,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:11:19,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:11:19,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:11:19,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:11:19,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:11:19,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:11:19,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:11:19,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:11:19,964 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:11:19,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:11:20,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:11:20,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:11:20,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:11:20,417 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:11:20,418 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:11:20,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product26.cil.c [2020-10-27 03:11:20,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43fadde47/f60ba4b8480740c2ad52fd7c74746d27/FLAG300bb5f46 [2020-10-27 03:11:21,297 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:11:21,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product26.cil.c [2020-10-27 03:11:21,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43fadde47/f60ba4b8480740c2ad52fd7c74746d27/FLAG300bb5f46 [2020-10-27 03:11:21,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43fadde47/f60ba4b8480740c2ad52fd7c74746d27 [2020-10-27 03:11:21,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:11:21,477 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:11:21,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:11:21,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:11:21,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:11:21,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:11:21" (1/1) ... [2020-10-27 03:11:21,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b36d27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:21, skipping insertion in model container [2020-10-27 03:11:21,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:11:21" (1/1) ... [2020-10-27 03:11:21,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:11:21,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:11:22,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:11:22,400 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:11:22,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:11:22,631 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:11:22,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22 WrapperNode [2020-10-27 03:11:22,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:11:22,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:11:22,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:11:22,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:11:22,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (1/1) ... [2020-10-27 03:11:22,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:11:22,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:11:22,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:11:22,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:11:22,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (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 03:11:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:11:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:11:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:11:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:11:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 03:11:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 03:11:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 03:11:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 03:11:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 03:11:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 03:11:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 03:11:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 03:11:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:11:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:11:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 03:11:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 03:11:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 03:11:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 03:11:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 03:11:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 03:11:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 03:11:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 03:11:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 03:11:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 03:11:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 03:11:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 03:11:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 03:11:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 03:11:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 03:11:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 03:11:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:11:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 03:11:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 03:11:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 03:11:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 03:11:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 03:11:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 03:11:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 03:11:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 03:11:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 03:11:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 03:11:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 03:11:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 03:11:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 03:11:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 03:11:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 03:11:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 03:11:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 03:11:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:11:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:11:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:11:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:11:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:11:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:11:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:11:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:11:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:11:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:11:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:11:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:11:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 03:11:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 03:11:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 03:11:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 03:11:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 03:11:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 03:11:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 03:11:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 03:11:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 03:11:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 03:11:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 03:11:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 03:11:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 03:11:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 03:11:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 03:11:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 03:11:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 03:11:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 03:11:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 03:11:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 03:11:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 03:11:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 03:11:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 03:11:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 03:11:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 03:11:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 03:11:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 03:11:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 03:11:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 03:11:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 03:11:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 03:11:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 03:11:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 03:11:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 03:11:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 03:11:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 03:11:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 03:11:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 03:11:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 03:11:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 03:11:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 03:11:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 03:11:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 03:11:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 03:11:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 03:11:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:11:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:11:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:11:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 03:11:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 03:11:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 03:11:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 03:11:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 03:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 03:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 03:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 03:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 03:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 03:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 03:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 03:11:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 03:11:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 03:11:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 03:11:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 03:11:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 03:11:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 03:11:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 03:11:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 03:11:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 03:11:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:11:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:11:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:11:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 03:11:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 03:11:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 03:11:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 03:11:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 03:11:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 03:11:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 03:11:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 03:11:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 03:11:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 03:11:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 03:11:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 03:11:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 03:11:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 03:11:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 03:11:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:11:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 03:11:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 03:11:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 03:11:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 03:11:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 03:11:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 03:11:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 03:11:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 03:11:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 03:11:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 03:11:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 03:11:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 03:11:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 03:11:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 03:11:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 03:11:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 03:11:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 03:11:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 03:11:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 03:11:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 03:11:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 03:11:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 03:11:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 03:11:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 03:11:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 03:11:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 03:11:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 03:11:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 03:11:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 03:11:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 03:11:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:11:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 03:11:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 03:11:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 03:11:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:11:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:11:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:11:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:11:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:11:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:11:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:11:22,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:11:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:11:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:11:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 03:11:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 03:11:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 03:11:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 03:11:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 03:11:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 03:11:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 03:11:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 03:11:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 03:11:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 03:11:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 03:11:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 03:11:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 03:11:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 03:11:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 03:11:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 03:11:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 03:11:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 03:11:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 03:11:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 03:11:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 03:11:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:11:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:11:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:11:25,549 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:11:25,550 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 03:11:25,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:11:25 BoogieIcfgContainer [2020-10-27 03:11:25,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:11:25,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:11:25,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:11:25,559 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:11:25,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:11:21" (1/3) ... [2020-10-27 03:11:25,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60da5e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:11:25, skipping insertion in model container [2020-10-27 03:11:25,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:11:22" (2/3) ... [2020-10-27 03:11:25,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60da5e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:11:25, skipping insertion in model container [2020-10-27 03:11:25,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:11:25" (3/3) ... [2020-10-27 03:11:25,563 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product26.cil.c [2020-10-27 03:11:25,576 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:11:25,582 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:11:25,596 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:11:25,629 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:11:25,629 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:11:25,629 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:11:25,629 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:11:25,630 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:11:25,630 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:11:25,630 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:11:25,630 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:11:25,670 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states. [2020-10-27 03:11:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 03:11:25,704 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:11:25,706 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 03:11:25,712 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 03:11:25,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:11:25,724 INFO L82 PathProgramCache]: Analyzing trace with hash -850056368, now seen corresponding path program 1 times [2020-10-27 03:11:25,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:11:25,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050715816] [2020-10-27 03:11:25,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:11:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:26,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:26,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:27,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:27,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:27,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:31,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:31,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:11:31,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:11:31,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-27 03:11:31,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:31,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:11:31,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:11:31,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:11:31,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 03:11:33,707 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:11:33,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:11:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:33,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:33,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:33,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:11:33,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:33,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 03:11:33,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:33,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:33,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:33,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:33,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:11:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:33,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:33,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:33,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:11:33,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:33,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:33,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:33,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:33,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:33,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:33,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:33,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:11:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:33,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:33,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:33,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:11:33,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:33,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:33,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:33,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:33,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:11:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:33,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:33,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:33,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:11:33,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:33,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:11:33,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:33,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:33,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:33,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:33,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:33,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:11:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:34,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:34,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:34,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:34,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:38,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:38,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:11:38,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:11:38,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 03:11:39,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:11:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:11:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:11:39,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:11:39,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:11:39,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:11:39,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:11:39,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:11:39,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:11:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:11:39,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:11:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:11:39,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:11:39,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-27 03:11:39,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:11:39,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:11:39,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:11:39,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:11:39,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 03:11:39,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:11:39,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:11:39,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:11:39,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:11:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:11:39,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:11:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:11:39,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:11:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:11:39,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:11:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:11:39,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:11:39,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:11:39,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:11:39,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:11:39,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:11:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:11:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:11:39,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:11:39,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:11:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:11:39,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:11:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:11:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:11:39,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:11:39,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:11:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:39,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:39,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:11:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:11:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:11:39,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:11:39,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:11:39,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 03:11:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:39,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:11:39,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:11:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:11:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:11:39,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:11:39,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:11:39,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:11:39,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:11:39,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:11:39,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:11:39,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:11:39,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:11:39,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:11:39,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:11:39,914 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 03:11:39,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050715816] [2020-10-27 03:11:39,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:11:39,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 03:11:39,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486774174] [2020-10-27 03:11:39,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 03:11:39,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:11:39,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 03:11:39,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:11:39,943 INFO L87 Difference]: Start difference. First operand 609 states. Second operand 17 states. [2020-10-27 03:11:44,486 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 596 [2020-10-27 03:11:47,625 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:11:49,943 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:11:52,329 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:11:54,680 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 03:12:19,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:12:19,618 INFO L93 Difference]: Finished difference Result 1558 states and 2315 transitions. [2020-10-27 03:12:19,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 03:12:19,620 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 155 [2020-10-27 03:12:19,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:12:19,662 INFO L225 Difference]: With dead ends: 1558 [2020-10-27 03:12:19,662 INFO L226 Difference]: Without dead ends: 922 [2020-10-27 03:12:19,676 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 03:12:19,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2020-10-27 03:12:20,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 591. [2020-10-27 03:12:20,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2020-10-27 03:12:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 803 transitions. [2020-10-27 03:12:20,138 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 803 transitions. Word has length 155 [2020-10-27 03:12:20,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:12:20,138 INFO L481 AbstractCegarLoop]: Abstraction has 591 states and 803 transitions. [2020-10-27 03:12:20,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 03:12:20,139 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 803 transitions. [2020-10-27 03:12:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-27 03:12:20,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:12:20,148 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 03:12:20,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:12:20,149 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 03:12:20,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:12:20,150 INFO L82 PathProgramCache]: Analyzing trace with hash 397124136, now seen corresponding path program 1 times [2020-10-27 03:12:20,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:12:20,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [690757600] [2020-10-27 03:12:20,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:12:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:20,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:20,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:20,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:20,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:20,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:25,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:25,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 03:12:25,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:12:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-27 03:12:25,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:12:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:12:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:12:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,687 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:12:27,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:12:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:12:27,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 03:12:27,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:12:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,791 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 9 [2020-10-27 03:12:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:12:27,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:12:27,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:12:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:27,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:27,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:12:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:27,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:27,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:28,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:32,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 03:12:32,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:12:32,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 03:12:32,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:32,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:12:32,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:12:32,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:12:32,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:32,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:32,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:32,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:32,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:32,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:12:32,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:32,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:32,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:32,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:32,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:32,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:32,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:32,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:32,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:32,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:32,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:32,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:32,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:32,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:32,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:32,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:32,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:32,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:32,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:32,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:32,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:32,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:32,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:32,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:32,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:32,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:32,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:32,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:12:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:12:33,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:12:33,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 186 [2020-10-27 03:12:33,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:12:33,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:12:33,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:12:33,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:12:33,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:12:33,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:33,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:12:33,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:12:33,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:12:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:12:33,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:12:33,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:12:33,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:12:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:33,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:12:33,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:12:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:12:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:12:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:12:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 03:12:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:12:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:12:33,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 03:12:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 03:12:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:12:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:33,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:33,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:33,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:33,572 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 03:12:33,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [690757600] [2020-10-27 03:12:33,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:12:33,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:12:33,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310791060] [2020-10-27 03:12:33,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:12:33,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:12:33,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:12:33,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:12:33,579 INFO L87 Difference]: Start difference. First operand 591 states and 803 transitions. Second operand 15 states. [2020-10-27 03:12:38,213 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 03:12:40,811 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:12:43,106 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:12:45,823 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:13:06,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:13:06,932 INFO L93 Difference]: Finished difference Result 1466 states and 2137 transitions. [2020-10-27 03:13:06,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 03:13:06,938 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 157 [2020-10-27 03:13:06,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:13:06,950 INFO L225 Difference]: With dead ends: 1466 [2020-10-27 03:13:06,950 INFO L226 Difference]: Without dead ends: 924 [2020-10-27 03:13:06,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 12.4s TimeCoverageRelationStatistics Valid=343, Invalid=1139, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 03:13:06,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-10-27 03:13:07,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 593. [2020-10-27 03:13:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2020-10-27 03:13:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 806 transitions. [2020-10-27 03:13:07,285 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 806 transitions. Word has length 157 [2020-10-27 03:13:07,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:13:07,286 INFO L481 AbstractCegarLoop]: Abstraction has 593 states and 806 transitions. [2020-10-27 03:13:07,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:13:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 806 transitions. [2020-10-27 03:13:07,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-27 03:13:07,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:13:07,290 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:13:07,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:13:07,291 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:13:07,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:13:07,291 INFO L82 PathProgramCache]: Analyzing trace with hash 319129607, now seen corresponding path program 1 times [2020-10-27 03:13:07,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:13:07,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62475711] [2020-10-27 03:13:07,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:13:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:07,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:07,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:08,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:08,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:11,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:12,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:12,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:12,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-27 03:13:12,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:13:12,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5122 [2020-10-27 03:13:12,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:12,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 03:13:12,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:13:12,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-27 03:13:12,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:15,150 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:13:15,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:13:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:15,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:13:15,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:15,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:13:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:15,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:15,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:13:15,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:15,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:15,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:13:15,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:15,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:13:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:15,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:13:15,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:15,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:13:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:15,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:15,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:13:15,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:15,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:13:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:15,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:15,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 03:13:20,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:13:20,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:13:20,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:13:20,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 03:13:20,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:13:20,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:13:20,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:20,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:13:20,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:13:20,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:20,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:20,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:20,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:20,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:20,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:13:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:20,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:20,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:20,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:20,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:13:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 03:13:20,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:13:20,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:13:20,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:13:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:13:20,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:13:20,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:13:20,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:13:20,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:13:20,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:13:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:13:20,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:13:20,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:13:20,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:20,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:13:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:20,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:20,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:20,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:13:20,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:20,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:13:20,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:20,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:20,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:20,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:13:20,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:13:21,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:13:21,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:21,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:21,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:21,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:21,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:21,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:13:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:21,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:21,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:21,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:13:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:13:21,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 03:13:21,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:13:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:13:21,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:13:21,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:13:21,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:13:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:13:21,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:13:21,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:13:21,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 03:13:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:13:21,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:21,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:13:21,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 03:13:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:13:21,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:13:21,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:21,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:13:21,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:13:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:13:21,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:13:21,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:13:21,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:13:21,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:13:21,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 03:13:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:21,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:21,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:21,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:21,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 03:13:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:21,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:21,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 03:13:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:21,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:21,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:21,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:21,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:21,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:21,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:21,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:21,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:21,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:21,631 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 03:13:21,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62475711] [2020-10-27 03:13:21,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:13:21,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-27 03:13:21,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547384947] [2020-10-27 03:13:21,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-27 03:13:21,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:13:21,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-27 03:13:21,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=849, Unknown=0, NotChecked=0, Total=930 [2020-10-27 03:13:21,637 INFO L87 Difference]: Start difference. First operand 593 states and 806 transitions. Second operand 31 states. [2020-10-27 03:13:28,138 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:13:31,196 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:13:34,796 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:13:37,299 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 596 [2020-10-27 03:13:39,793 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 03:13:42,431 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:13:48,150 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 03:13:50,849 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 03:13:53,683 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:13:58,317 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:14:03,535 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:14:07,324 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:14:13,264 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:14:16,173 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 03:14:19,089 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 03:14:22,061 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 03:14:25,224 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 03:14:27,913 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:14:30,604 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 03:14:33,549 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 03:14:39,258 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:14:43,469 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:14:49,697 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 596 [2020-10-27 03:14:52,297 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:14:54,731 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 03:15:00,931 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 600