/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 SingleStatement --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=HIGHLEXORDER --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 22:22:25,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 22:22:25,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 22:22:25,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 22:22:25,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 22:22:25,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 22:22:25,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 22:22:25,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 22:22:25,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 22:22:25,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 22:22:25,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 22:22:25,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 22:22:25,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 22:22:25,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 22:22:25,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 22:22:25,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 22:22:25,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 22:22:25,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 22:22:25,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 22:22:25,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 22:22:25,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 22:22:25,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 22:22:25,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 22:22:25,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 22:22:25,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 22:22:25,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 22:22:25,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 22:22:25,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 22:22:25,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 22:22:25,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 22:22:25,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 22:22:25,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 22:22:25,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 22:22:25,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 22:22:25,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 22:22:25,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 22:22:25,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 22:22:25,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 22:22:25,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 22:22:25,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 22:22:25,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 22:22:25,548 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 [2020-09-24 22:22:25,594 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 22:22:25,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 22:22:25,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 22:22:25,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 22:22:25,598 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 22:22:25,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 22:22:25,598 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 22:22:25,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 22:22:25,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 22:22:25,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 22:22:25,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 22:22:25,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 22:22:25,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 22:22:25,599 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 22:22:25,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 22:22:25,602 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 22:22:25,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 22:22:25,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 22:22:25,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 22:22:25,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 22:22:25,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 22:22:25,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 22:22:25,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 22:22:25,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 22:22:25,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 22:22:25,604 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 22:22:25,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 22:22:25,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 22:22:25,604 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 22:22:25,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> SingleStatement 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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=true; [2020-09-24 22:22:26,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 22:22:26,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 22:22:26,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 22:22:26,560 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 22:22:26,561 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 22:22:26,562 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-24 22:22:26,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a65eda038/d37a76bdc961453e8922aaff55b99545/FLAGc29d6efc6 [2020-09-24 22:22:27,348 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 22:22:27,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-24 22:22:27,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a65eda038/d37a76bdc961453e8922aaff55b99545/FLAGc29d6efc6 [2020-09-24 22:22:27,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a65eda038/d37a76bdc961453e8922aaff55b99545 [2020-09-24 22:22:27,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 22:22:27,522 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 22:22:27,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 22:22:27,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 22:22:27,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 22:22:27,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 10:22:27" (1/1) ... [2020-09-24 22:22:27,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d693c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:27, skipping insertion in model container [2020-09-24 22:22:27,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 10:22:27" (1/1) ... [2020-09-24 22:22:27,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 22:22:27,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 22:22:28,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 22:22:28,294 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 22:22:28,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 22:22:28,604 INFO L208 MainTranslator]: Completed translation [2020-09-24 22:22:28,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28 WrapperNode [2020-09-24 22:22:28,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 22:22:28,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 22:22:28,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 22:22:28,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 22:22:28,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (1/1) ... [2020-09-24 22:22:28,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 22:22:28,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 22:22:28,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 22:22:28,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 22:22:28,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (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 [2020-09-24 22:22:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 22:22:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 22:22:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 22:22:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-09-24 22:22:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-09-24 22:22:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-09-24 22:22:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-09-24 22:22:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-09-24 22:22:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 22:22:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 22:22:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-09-24 22:22:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 22:22:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 22:22:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 22:22:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 22:22:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 22:22:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-09-24 22:22:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-09-24 22:22:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-09-24 22:22:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-09-24 22:22:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-09-24 22:22:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-09-24 22:22:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-09-24 22:22:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-09-24 22:22:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-09-24 22:22:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-09-24 22:22:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-09-24 22:22:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-09-24 22:22:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-09-24 22:22:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-09-24 22:22:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-09-24 22:22:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-09-24 22:22:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-09-24 22:22:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-09-24 22:22:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-09-24 22:22:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-09-24 22:22:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-09-24 22:22:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-09-24 22:22:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-09-24 22:22:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-09-24 22:22:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-09-24 22:22:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-09-24 22:22:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-09-24 22:22:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-09-24 22:22:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-09-24 22:22:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-09-24 22:22:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-09-24 22:22:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-09-24 22:22:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-09-24 22:22:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-24 22:22:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 22:22:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-09-24 22:22:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 22:22:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 22:22:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 22:22:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 22:22:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 22:22:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 22:22:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-09-24 22:22:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-09-24 22:22:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-09-24 22:22:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-09-24 22:22:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-09-24 22:22:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-09-24 22:22:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-09-24 22:22:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-09-24 22:22:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-09-24 22:22:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-09-24 22:22:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-09-24 22:22:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-09-24 22:22:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-09-24 22:22:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-09-24 22:22:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-09-24 22:22:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-09-24 22:22:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-09-24 22:22:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-09-24 22:22:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-09-24 22:22:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-09-24 22:22:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-09-24 22:22:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-09-24 22:22:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-09-24 22:22:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-09-24 22:22:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-09-24 22:22:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-09-24 22:22:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-09-24 22:22:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 22:22:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 22:22:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 22:22:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-09-24 22:22:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-09-24 22:22:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-09-24 22:22:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-09-24 22:22:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 22:22:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-09-24 22:22:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-09-24 22:22:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-09-24 22:22:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-09-24 22:22:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-09-24 22:22:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-09-24 22:22:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-09-24 22:22:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-09-24 22:22:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-09-24 22:22:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-09-24 22:22:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-09-24 22:22:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-09-24 22:22:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-09-24 22:22:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-09-24 22:22:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-09-24 22:22:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-09-24 22:22:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-09-24 22:22:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-09-24 22:22:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-09-24 22:22:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-09-24 22:22:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-09-24 22:22:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-09-24 22:22:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-09-24 22:22:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-09-24 22:22:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-09-24 22:22:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-09-24 22:22:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-09-24 22:22:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-09-24 22:22:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-09-24 22:22:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-09-24 22:22:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-09-24 22:22:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-24 22:22:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 22:22:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-09-24 22:22:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-09-24 22:22:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 22:22:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 22:22:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 22:22:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 22:22:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 22:22:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 22:22:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 22:22:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 22:22:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 22:22:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 22:22:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 22:22:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 22:22:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 22:22:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 22:22:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 22:22:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 22:22:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-09-24 22:22:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-09-24 22:22:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-09-24 22:22:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-09-24 22:22:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-09-24 22:22:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-09-24 22:22:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-09-24 22:22:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-09-24 22:22:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-09-24 22:22:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-09-24 22:22:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-09-24 22:22:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-09-24 22:22:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-09-24 22:22:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-09-24 22:22:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-09-24 22:22:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-09-24 22:22:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-09-24 22:22:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-09-24 22:22:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-09-24 22:22:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-09-24 22:22:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-09-24 22:22:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-09-24 22:22:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-09-24 22:22:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-09-24 22:22:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-09-24 22:22:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-09-24 22:22:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 22:22:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 22:22:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 22:22:31,210 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 22:22:31,211 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-24 22:22:31,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 10:22:31 BoogieIcfgContainer [2020-09-24 22:22:31,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 22:22:31,224 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 22:22:31,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 22:22:31,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 22:22:31,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 10:22:27" (1/3) ... [2020-09-24 22:22:31,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@978cb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 10:22:31, skipping insertion in model container [2020-09-24 22:22:31,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:22:28" (2/3) ... [2020-09-24 22:22:31,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@978cb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 10:22:31, skipping insertion in model container [2020-09-24 22:22:31,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 10:22:31" (3/3) ... [2020-09-24 22:22:31,232 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-09-24 22:22:31,245 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 22:22:31,257 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 22:22:31,279 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 22:22:31,312 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 22:22:31,312 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 22:22:31,312 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 22:22:31,312 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 22:22:31,312 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 22:22:31,312 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 22:22:31,313 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 22:22:31,313 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 22:22:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states. [2020-09-24 22:22:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2020-09-24 22:22:31,382 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 22:22:31,384 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 22:22:31,385 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 22:22:31,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 22:22:31,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1063984080, now seen corresponding path program 1 times [2020-09-24 22:22:31,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 22:22:31,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [114807585] [2020-09-24 22:22:31,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 22:22:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:32,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:32,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:32,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:34,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:36,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:36,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 447 [2020-09-24 22:22:36,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-24 22:22:36,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5129 [2020-09-24 22:22:36,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:36,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 272 [2020-09-24 22:22:36,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:36,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-24 22:22:39,026 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 499 [2020-09-24 22:22:39,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 22:22:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:39,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:39,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:39,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-09-24 22:22:39,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:39,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-09-24 22:22:39,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:39,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:39,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:39,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:39,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-24 22:22:39,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-24 22:22:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:39,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:39,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:39,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:22:39,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:39,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 22:22:39,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:39,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:39,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:39,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-24 22:22:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:39,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:39,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:39,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:22:39,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:39,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:22:39,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:39,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:39,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:39,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:39,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-24 22:22:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:39,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:39,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:39,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 22:22:39,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:39,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:22:39,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:39,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:39,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:39,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:39,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:22:39,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-24 22:22:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:39,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:39,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:39,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:40,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:40,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-24 22:22:40,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-24 22:22:40,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1352 [2020-09-24 22:22:40,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:40,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 22:22:40,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-09-24 22:22:40,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-24 22:22:40,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:40,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 22:22:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:40,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:40,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:40,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 22:22:40,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:40,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 22:22:40,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:40,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:40,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:40,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:40,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:40,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:22:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:40,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:40,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:40,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:40,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:40,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:22:40,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:40,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:40,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:40,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:40,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:40,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 22:22:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:40,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:40,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:40,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 22:22:40,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:40,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 22:22:40,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:22:40,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:22:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:40,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:40,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:40,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:40,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:40,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 22:22:40,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:40,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:40,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:22:40,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-24 22:22:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:40,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:40,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:40,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 22:22:40,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:40,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-24 22:22:40,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:40,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 22:22:40,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 22:22:40,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 22:22:40,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:22:41,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:22:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:41,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-24 22:22:41,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:22:41,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:41,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 22:22:41,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-09-24 22:22:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 22:22:41,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 22:22:41,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-09-24 22:22:41,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-24 22:22:41,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 22:22:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:41,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:22:41,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:41,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 22:22:41,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-24 22:22:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:41,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 22:22:41,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-24 22:22:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:22:41,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:22:41,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 22:22:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-24 22:22:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:41,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-24 22:22:41,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-24 22:22:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-24 22:22:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:22:41,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:22:41,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 22:22:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-24 22:22:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-24 22:22:41,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:22:41,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-09-24 22:22:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:22:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:22:41,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 22:22:41,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:22:41,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-24 22:22:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:22:41,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:22:41,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 22:22:41,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2020-09-24 22:22:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:22:41,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:22:41,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:22:41,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:22:41,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:22:41,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:22:41,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:22:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:22:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-24 22:22:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:22:41,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:22:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-09-24 22:22:41,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [114807585] [2020-09-24 22:22:41,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 22:22:41,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-24 22:22:41,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862978087] [2020-09-24 22:22:41,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-24 22:22:41,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 22:22:41,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-24 22:22:41,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-09-24 22:22:41,878 INFO L87 Difference]: Start difference. First operand 578 states. Second operand 13 states. [2020-09-24 22:22:44,711 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 502 [2020-09-24 22:22:46,260 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-24 22:22:48,389 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 501 [2020-09-24 22:22:49,967 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-24 22:22:51,529 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-24 22:22:53,088 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 506 [2020-09-24 22:23:02,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 22:23:02,128 INFO L93 Difference]: Finished difference Result 1189 states and 1417 transitions. [2020-09-24 22:23:02,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-24 22:23:02,133 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 382 [2020-09-24 22:23:02,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 22:23:02,157 INFO L225 Difference]: With dead ends: 1189 [2020-09-24 22:23:02,157 INFO L226 Difference]: Without dead ends: 771 [2020-09-24 22:23:02,166 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=352, Invalid=1130, Unknown=0, NotChecked=0, Total=1482 [2020-09-24 22:23:02,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-09-24 22:23:02,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 555. [2020-09-24 22:23:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2020-09-24 22:23:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 604 transitions. [2020-09-24 22:23:02,368 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 604 transitions. Word has length 382 [2020-09-24 22:23:02,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 22:23:02,370 INFO L479 AbstractCegarLoop]: Abstraction has 555 states and 604 transitions. [2020-09-24 22:23:02,370 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-24 22:23:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 604 transitions. [2020-09-24 22:23:02,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2020-09-24 22:23:02,380 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 22:23:02,381 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 22:23:02,381 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 22:23:02,381 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 22:23:02,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 22:23:02,382 INFO L82 PathProgramCache]: Analyzing trace with hash 997492821, now seen corresponding path program 1 times [2020-09-24 22:23:02,382 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 22:23:02,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1958451636] [2020-09-24 22:23:02,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 22:23:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:02,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:02,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:02,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:05,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:07,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:07,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 449 [2020-09-24 22:23:07,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-24 22:23:07,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-09-24 22:23:07,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:23:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 272 [2020-09-24 22:23:07,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 22:23:07,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:08,982 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 499 [2020-09-24 22:23:08,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 22:23:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:09,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:09,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:09,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-09-24 22:23:09,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:09,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-09-24 22:23:09,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:09,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:09,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:09,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:09,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:09,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-24 22:23:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:09,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:09,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:09,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:23:09,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:09,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 22:23:09,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:09,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:09,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:09,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:09,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:09,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-24 22:23:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:09,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:09,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:09,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:23:09,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:09,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 22:23:09,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:09,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:09,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-24 22:23:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:09,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:09,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:09,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 22:23:09,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:09,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 22:23:09,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:09,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:09,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:09,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:09,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:09,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-24 22:23:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:09,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:09,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:09,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-09-24 22:23:10,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-24 22:23:10,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1232 [2020-09-24 22:23:10,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 22:23:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-09-24 22:23:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-24 22:23:10,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 22:23:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 22:23:10,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 22:23:10,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:23:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:23:10,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:23:10,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 22:23:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 22:23:10,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 22:23:10,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:23:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:23:10,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:23:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-24 22:23:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 22:23:10,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-24 22:23:10,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 22:23:10,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 22:23:10,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-24 22:23:10,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:23:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:23:10,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-24 22:23:10,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:23:10,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-24 22:23:10,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:23:10,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-09-24 22:23:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 22:23:10,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-24 22:23:10,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-09-24 22:23:10,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 22:23:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:23:10,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:23:10,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-24 22:23:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:23:10,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:23:10,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2020-09-24 22:23:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:23:10,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:23:10,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2020-09-24 22:23:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:23:10,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:23:10,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-24 22:23:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-24 22:23:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:23:10,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:23:10,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 22:23:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2020-09-24 22:23:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-24 22:23:10,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 22:23:10,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-09-24 22:23:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:23:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:23:10,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 22:23:10,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:23:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-09-24 22:23:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:10,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:10,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:10,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:23:10,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:10,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:23:10,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:10,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:10,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 22:23:10,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:10,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-24 22:23:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:23:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:23:11,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:23:11,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:23:11,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:23:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:23:11,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 22:23:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:23:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-24 22:23:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:23:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:23:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-09-24 22:23:11,190 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1958451636] [2020-09-24 22:23:11,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 22:23:11,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-24 22:23:11,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328708699] [2020-09-24 22:23:11,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-24 22:23:11,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 22:23:11,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-24 22:23:11,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-09-24 22:23:11,198 INFO L87 Difference]: Start difference. First operand 555 states and 604 transitions. Second operand 14 states. [2020-09-24 22:23:14,017 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 502 [2020-09-24 22:23:15,517 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-24 22:23:17,666 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 501