/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 SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:02:15,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:02:15,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:02:15,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:02:15,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:02:15,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:02:15,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:02:15,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:02:15,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:02:15,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:02:15,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:02:15,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:02:15,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:02:15,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:02:15,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:02:15,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:02:15,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:02:15,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:02:15,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:02:15,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:02:15,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:02:15,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:02:15,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:02:15,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:02:15,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:02:15,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:02:15,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:02:15,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:02:15,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:02:15,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:02:15,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:02:15,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:02:15,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:02:15,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:02:15,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:02:15,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:02:15,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:02:15,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:02:15,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:02:15,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:02:15,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:02:15,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:02:15,528 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:02:15,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:02:15,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:02:15,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:02:15,530 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:02:15,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:02:15,531 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:02:15,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:02:15,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:02:15,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:02:15,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:02:15,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:02:15,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:02:15,532 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:02:15,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:02:15,532 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:02:15,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:02:15,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:02:15,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:02:15,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:02:15,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:02:15,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:02:15,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:02:15,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:02:15,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:02:15,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:02:15,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:02:15,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:02:15,535 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:02:15,535 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:02:15,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:02:15,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:02:15,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:02:15,901 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:02:15,901 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:02:15,902 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-12 17:02:15,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8932f4669/4deb49cd1f4e439eb4b6d8fa78907248/FLAG5c6f6330b [2020-10-12 17:02:16,506 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:02:16,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-12 17:02:16,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8932f4669/4deb49cd1f4e439eb4b6d8fa78907248/FLAG5c6f6330b [2020-10-12 17:02:16,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8932f4669/4deb49cd1f4e439eb4b6d8fa78907248 [2020-10-12 17:02:16,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:02:16,754 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:02:16,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:02:16,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:02:16,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:02:16,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:02:16" (1/1) ... [2020-10-12 17:02:16,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e58ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:16, skipping insertion in model container [2020-10-12 17:02:16,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:02:16" (1/1) ... [2020-10-12 17:02:16,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:02:16,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:02:17,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:02:17,534 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:02:17,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:02:17,721 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:02:17,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17 WrapperNode [2020-10-12 17:02:17,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:02:17,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:02:17,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:02:17,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:02:17,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... [2020-10-12 17:02:17,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:02:17,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:02:17,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:02:17,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:02:17,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:02:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:02:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:02:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:02:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:02:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:02:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:02:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:02:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:02:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:02:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:02:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:02:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:02:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:02:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:02:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:02:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:02:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:02:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:02:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:02:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:02:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:02:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:02:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:02:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:02:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:02:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:02:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:02:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:02:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:02:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:02:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:02:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:02:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:02:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:02:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:02:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:02:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:02:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:02:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:02:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:02:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-12 17:02:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:02:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:02:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:02:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:02:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:02:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:02:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:02:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:02:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-12 17:02:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:02:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:02:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:02:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:02:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:02:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:02:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:02:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:02:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:02:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:02:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:02:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:02:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:02:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:02:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:02:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:02:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:02:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:02:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:02:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:02:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:02:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:02:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:02:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:02:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:02:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:02:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:02:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:02:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:02:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:02:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:02:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:02:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:02:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:02:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:02:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:02:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:02:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:02:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:02:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:02:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:02:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:02:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:02:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:02:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:02:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:02:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:02:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:02:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:02:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:02:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:02:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:02:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:02:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:02:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:02:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:02:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:02:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:02:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:02:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:02:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:02:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:02:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:02:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:02:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:02:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:02:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:02:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:02:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:02:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:02:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:02:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:02:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:02:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:02:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:02:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:02:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:02:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:02:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:02:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:02:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:02:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:02:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:02:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:02:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:02:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:02:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:02:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:02:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:02:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:02:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:02:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:02:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:02:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:02:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:02:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:02:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:02:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-12 17:02:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-12 17:02:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:02:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:02:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:02:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:02:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:02:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:02:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:02:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:02:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:02:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:02:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:02:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:02:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:02:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:02:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:02:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:02:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:02:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:02:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:02:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:02:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:02:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:02:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:02:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:02:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:02:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:02:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:02:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:02:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:02:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:02:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:02:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:02:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:02:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:02:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:02:18,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:02:19,936 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:02:19,936 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:02:19,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:02:19 BoogieIcfgContainer [2020-10-12 17:02:19,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:02:19,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:02:19,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:02:19,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:02:19,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:02:16" (1/3) ... [2020-10-12 17:02:19,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d27c87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:02:19, skipping insertion in model container [2020-10-12 17:02:19,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:17" (2/3) ... [2020-10-12 17:02:19,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d27c87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:02:19, skipping insertion in model container [2020-10-12 17:02:19,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:02:19" (3/3) ... [2020-10-12 17:02:19,950 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-10-12 17:02:19,961 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:02:19,970 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:02:19,984 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:02:20,010 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:02:20,010 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:02:20,010 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:02:20,011 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:02:20,011 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:02:20,011 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:02:20,011 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:02:20,011 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:02:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-10-12 17:02:20,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-12 17:02:20,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:02:20,054 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:02:20,055 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:02:20,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:02:20,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-10-12 17:02:20,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:02:20,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37429123] [2020-10-12 17:02:20,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:02:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:20,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:21,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:22,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-12 17:02:25,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:02:25,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5059 [2020-10-12 17:02:25,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-12 17:02:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-12 17:02:25,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-12 17:02:25,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 17:02:27,443 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-12 17:02:27,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:02:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:27,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:27,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:27,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:27,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:27,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-12 17:02:27,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:27,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:27,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:27,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:02:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:27,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:27,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:27,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:02:27,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:27,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:27,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:27,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:27,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:27,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:27,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:27,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:02:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:27,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:27,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:27,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:02:27,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:27,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:27,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:27,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:27,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:02:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:27,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:27,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:27,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:27,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:27,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:27,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:27,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:27,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:02:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:27,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:27,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 17:02:28,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:02:28,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 715 [2020-10-12 17:02:28,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:02:28,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-12 17:02:28,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:02:28,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:02:28,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:02:28,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:28,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:28,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:02:28,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:28,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:02:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:02:28,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:02:28,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:28,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:28,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:02:28,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:28,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:28,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:28,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 17:02:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:02:28,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 17:02:28,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:02:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:02:28,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 17:02:28,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:28,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:02:28,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:02:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:02:28,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:28,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-12 17:02:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:28,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:28,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:28,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:02:28,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:28,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 17:02:28,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:02:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:02:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:29,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:29,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:02:29,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:29,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:02:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:29,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:02:29,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:02:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:02:29,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-12 17:02:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:29,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:02:29,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:29,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:29,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:29,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-12 17:02:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:29,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:02:29,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:29,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:29,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:02:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:29,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:02:29,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:02:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:29,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-12 17:02:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:02:29,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:02:29,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:02:29,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:29,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:29,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:29,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:29,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:29,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:02:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:29,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:02:29,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:02:29,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:02:29,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:29,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:02:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:29,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:29,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:29,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:29,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:29,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:29,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:29,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:29,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:02:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:29,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:29,380 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-12 17:02:29,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37429123] [2020-10-12 17:02:29,384 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:02:29,384 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2020-10-12 17:02:29,385 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967802110] [2020-10-12 17:02:29,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-12 17:02:29,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:02:29,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-12 17:02:29,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=694, Unknown=0, NotChecked=0, Total=756 [2020-10-12 17:02:29,411 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 28 states. [2020-10-12 17:02:32,609 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-12 17:02:34,231 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-12 17:02:35,683 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 511 [2020-10-12 17:02:37,279 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:02:38,480 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:02:39,796 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 513 [2020-10-12 17:02:41,734 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:02:43,034 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:02:44,407 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:02:46,728 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:02:48,737 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:02:50,751 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:02:52,044 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:02:53,256 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:02:54,505 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:02:55,726 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 511 [2020-10-12 17:02:57,176 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:02:58,415 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 511 [2020-10-12 17:03:00,761 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:03:03,783 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:03:05,221 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:03:06,439 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 510 [2020-10-12 17:03:11,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:03:11,250 INFO L93 Difference]: Finished difference Result 774 states and 1083 transitions. [2020-10-12 17:03:11,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2020-10-12 17:03:11,252 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 125 [2020-10-12 17:03:11,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:03:11,272 INFO L225 Difference]: With dead ends: 774 [2020-10-12 17:03:11,272 INFO L226 Difference]: Without dead ends: 529 [2020-10-12 17:03:11,282 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2884 ImplicationChecksByTransitivity, 30.7s TimeCoverageRelationStatistics Valid=1498, Invalid=8602, Unknown=0, NotChecked=0, Total=10100 [2020-10-12 17:03:11,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-10-12 17:03:11,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 348. [2020-10-12 17:03:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-12 17:03:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 428 transitions. [2020-10-12 17:03:11,499 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 428 transitions. Word has length 125 [2020-10-12 17:03:11,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:03:11,500 INFO L479 AbstractCegarLoop]: Abstraction has 348 states and 428 transitions. [2020-10-12 17:03:11,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-12 17:03:11,500 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 428 transitions. [2020-10-12 17:03:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-12 17:03:11,504 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:03:11,504 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:03:11,505 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:03:11,505 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:03:11,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:03:11,506 INFO L82 PathProgramCache]: Analyzing trace with hash -413724384, now seen corresponding path program 1 times [2020-10-12 17:03:11,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:03:11,506 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [247230081] [2020-10-12 17:03:11,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:03:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:11,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:11,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:11,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:11,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:12,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:13,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:13,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:16,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:16,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-12 17:03:16,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:03:16,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-12 17:03:16,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:03:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-12 17:03:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:03:16,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:17,817 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-12 17:03:17,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:03:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:17,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:17,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:17,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:17,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:17,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 17:03:17,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:17,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:17,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:17,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:17,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:17,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:03:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:17,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:17,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:17,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:03:17,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:17,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:03:17,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:17,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:17,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:17,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:17,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:17,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:03:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:17,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:17,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:17,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:03:17,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:17,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:03:17,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:17,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:17,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:03:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:17,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:17,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:17,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:17,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:17,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:17,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:17,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:17,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:03:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:17,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:17,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:17,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 17:03:18,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:03:18,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 441 [2020-10-12 17:03:18,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:03:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:03:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:03:18,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:18,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:03:18,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:03:18,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:18,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:18,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:18,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:18,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:03:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:03:18,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:03:18,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:03:18,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:03:18,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 17:03:18,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:18,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:18,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:03:18,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:03:18,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:03:18,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 17:03:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:03:18,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:03:18,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:18,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:03:18,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:18,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:18,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:18,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:18,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-12 17:03:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:03:18,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:03:18,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-12 17:03:18,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:03:18,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:03:18,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:18,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:18,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:18,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:03:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:18,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:03:18,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:03:18,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:03:18,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-12 17:03:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:18,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:18,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:03:18,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:18,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:03:18,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-12 17:03:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:18,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:18,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:03:18,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:03:18,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:03:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:03:18,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:18,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-12 17:03:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:19,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:19,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:19,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:03:19,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:03:19,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:19,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:03:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:03:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:03:19,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:19,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:03:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:19,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:19,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:19,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:03:19,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:19,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:19,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:19,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:19,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:03:19,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:19,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:19,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:19,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:19,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:19,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:19,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:19,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:19,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:19,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:19,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:03:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:19,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:19,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:19,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:19,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:19,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:19,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:19,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:03:19,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:19,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:19,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-12 17:03:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:19,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:19,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:19,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:19,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:19,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:19,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:19,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:19,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:03:19,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:19,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:19,177 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-12 17:03:19,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [247230081] [2020-10-12 17:03:19,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:03:19,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-12 17:03:19,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629357250] [2020-10-12 17:03:19,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 17:03:19,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:03:19,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 17:03:19,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=643, Unknown=0, NotChecked=0, Total=702 [2020-10-12 17:03:19,182 INFO L87 Difference]: Start difference. First operand 348 states and 428 transitions. Second operand 27 states. [2020-10-12 17:03:21,511 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:03:23,095 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-12 17:03:24,298 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:25,568 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:27,988 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:29,284 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:03:30,633 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:03:32,462 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:03:33,734 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:03:35,372 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:36,552 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:03:38,100 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:39,308 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:03:40,484 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:41,697 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:03:44,236 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:03:46,230 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:03:47,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:03:47,281 INFO L93 Difference]: Finished difference Result 802 states and 1015 transitions. [2020-10-12 17:03:47,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-12 17:03:47,282 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 128 [2020-10-12 17:03:47,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:03:47,287 INFO L225 Difference]: With dead ends: 802 [2020-10-12 17:03:47,287 INFO L226 Difference]: Without dead ends: 412 [2020-10-12 17:03:47,290 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007 ImplicationChecksByTransitivity, 22.5s TimeCoverageRelationStatistics Valid=641, Invalid=4471, Unknown=0, NotChecked=0, Total=5112 [2020-10-12 17:03:47,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2020-10-12 17:03:47,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 335. [2020-10-12 17:03:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-10-12 17:03:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 401 transitions. [2020-10-12 17:03:47,428 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 401 transitions. Word has length 128 [2020-10-12 17:03:47,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:03:47,428 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 401 transitions. [2020-10-12 17:03:47,429 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-12 17:03:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 401 transitions. [2020-10-12 17:03:47,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-12 17:03:47,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:03:47,431 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:03:47,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:03:47,432 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:03:47,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:03:47,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1220758136, now seen corresponding path program 1 times [2020-10-12 17:03:47,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:03:47,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1055746141] [2020-10-12 17:03:47,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:03:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:47,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:47,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:47,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:52,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:52,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:52,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-12 17:03:52,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:03:52,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-12 17:03:52,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:03:52,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:03:52,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 168 [2020-10-12 17:03:52,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:53,994 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-12 17:03:53,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:03:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:54,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-12 17:03:54,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:03:54,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:03:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:03:54,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:03:54,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:03:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:03:54,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:03:54,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:03:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:54,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:03:54,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:03:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-12 17:03:54,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:03:54,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-12 17:03:54,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:03:54,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-12 17:03:54,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:03:54,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:03:54,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:54,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:03:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:03:54,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:54,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:54,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:03:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:03:54,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:03:54,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:03:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:03:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:03:54,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:54,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:03:54,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:03:54,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:03:54,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-12 17:03:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:03:54,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:03:54,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:03:54,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:54,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:54,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:03:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:54,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-12 17:03:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:54,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:03:54,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:03:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:54,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:54,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:03:54,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-12 17:03:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:54,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:03:54,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:03:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:03:54,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:03:54,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:03:54,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:54,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:03:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:54,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:03:54,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:03:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:03:54,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:03:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:54,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:54,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:54,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:54,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:54,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:54,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:54,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:54,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:03:54,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:54,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:54,813 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-12 17:03:54,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1055746141] [2020-10-12 17:03:54,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:03:54,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:03:54,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219027536] [2020-10-12 17:03:54,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:03:54,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:03:54,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:03:54,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:03:54,818 INFO L87 Difference]: Start difference. First operand 335 states and 401 transitions. Second operand 17 states. [2020-10-12 17:03:56,546 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:03:58,082 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:03:59,862 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:04:02,588 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:04:05,427 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:04:06,787 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:04:08,019 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:04:09,764 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:04:11,152 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:04:12,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:04:12,976 INFO L93 Difference]: Finished difference Result 1010 states and 1240 transitions. [2020-10-12 17:04:12,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-12 17:04:12,977 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 129 [2020-10-12 17:04:12,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:04:12,989 INFO L225 Difference]: With dead ends: 1010 [2020-10-12 17:04:12,989 INFO L226 Difference]: Without dead ends: 720 [2020-10-12 17:04:12,991 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 13.0s TimeCoverageRelationStatistics Valid=373, Invalid=1267, Unknown=0, NotChecked=0, Total=1640 [2020-10-12 17:04:12,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2020-10-12 17:04:13,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 603. [2020-10-12 17:04:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 603 states. [2020-10-12 17:04:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 729 transitions. [2020-10-12 17:04:13,208 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 729 transitions. Word has length 129 [2020-10-12 17:04:13,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:04:13,209 INFO L479 AbstractCegarLoop]: Abstraction has 603 states and 729 transitions. [2020-10-12 17:04:13,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:04:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 729 transitions. [2020-10-12 17:04:13,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-12 17:04:13,212 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:04:13,212 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:04:13,212 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:04:13,212 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:04:13,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:04:13,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1041343636, now seen corresponding path program 1 times [2020-10-12 17:04:13,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:04:13,213 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452658942] [2020-10-12 17:04:13,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:04:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:13,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:13,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:13,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:14,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:16,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:16,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:18,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-12 17:04:18,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:04:18,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-12 17:04:18,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:18,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-12 17:04:18,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-12 17:04:18,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-12 17:04:18,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:19,847 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-12 17:04:19,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:04:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:19,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:19,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:19,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:19,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:04:19,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:19,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:19,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:04:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:19,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:19,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:04:19,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:19,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:19,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:19,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:19,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:19,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:19,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:19,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:04:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:19,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:19,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:04:19,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:19,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:19,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:19,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:19,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:04:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:19,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:19,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:19,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:19,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:19,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:19,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:19,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:19,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:19,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:19,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:04:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:19,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:19,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-12 17:04:19,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:04:19,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-12 17:04:19,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:19,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:04:19,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:19,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:04:19,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:04:20,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:20,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:20,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:20,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:20,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:20,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:20,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:04:20,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:04:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:04:20,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:04:20,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:04:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:04:20,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:04:20,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:04:20,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:04:20,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:04:20,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:04:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:04:20,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:04:20,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:20,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:04:20,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:04:20,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:20,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:20,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:20,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-12 17:04:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:04:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:04:20,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:20,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:04:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:20,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:04:20,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:04:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:04:20,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-12 17:04:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:20,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-12 17:04:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:20,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:20,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:20,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 17:04:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:20,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:20,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:04:20,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:20,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-12 17:04:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:04:20,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:20,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:20,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:04:20,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:20,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:20,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:20,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:20,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:20,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:04:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:04:20,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:04:20,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:04:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:04:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:04:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:04:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:20,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:20,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:20,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:20,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:20,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:20,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:04:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:20,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-12 17:04:20,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [452658942] [2020-10-12 17:04:20,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:04:20,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-12 17:04:20,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765617841] [2020-10-12 17:04:20,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 17:04:20,618 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:04:20,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 17:04:20,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=642, Unknown=0, NotChecked=0, Total=702 [2020-10-12 17:04:20,619 INFO L87 Difference]: Start difference. First operand 603 states and 729 transitions. Second operand 27 states. [2020-10-12 17:04:23,061 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:04:24,668 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:04:25,932 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-12 17:04:27,193 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:04:29,218 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:04:30,483 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:04:31,846 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:04:33,972 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:04:35,571 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:04:37,329 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:04:38,613 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:04:39,835 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:04:41,023 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:04:42,231 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-12 17:04:43,636 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:04:44,930 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:04:47,193 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:04:50,080 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:04:51,547 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:04:52,762 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:04:53,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:04:53,564 INFO L93 Difference]: Finished difference Result 1131 states and 1352 transitions. [2020-10-12 17:04:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-12 17:04:53,565 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 131 [2020-10-12 17:04:53,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:04:53,570 INFO L225 Difference]: With dead ends: 1131 [2020-10-12 17:04:53,570 INFO L226 Difference]: Without dead ends: 712 [2020-10-12 17:04:53,573 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1173 ImplicationChecksByTransitivity, 26.8s TimeCoverageRelationStatistics Valid=786, Invalid=4764, Unknown=0, NotChecked=0, Total=5550 [2020-10-12 17:04:53,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2020-10-12 17:04:53,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 603. [2020-10-12 17:04:53,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 603 states. [2020-10-12 17:04:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 729 transitions. [2020-10-12 17:04:53,821 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 729 transitions. Word has length 131 [2020-10-12 17:04:53,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:04:53,821 INFO L479 AbstractCegarLoop]: Abstraction has 603 states and 729 transitions. [2020-10-12 17:04:53,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-12 17:04:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 729 transitions. [2020-10-12 17:04:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-12 17:04:53,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:04:53,824 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:04:53,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:04:53,824 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:04:53,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:04:53,824 INFO L82 PathProgramCache]: Analyzing trace with hash 311966061, now seen corresponding path program 1 times [2020-10-12 17:04:53,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:04:53,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1125763821] [2020-10-12 17:04:53,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:04:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:53,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:53,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:54,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:57,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:58,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:58,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-12 17:04:58,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:04:58,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 17:04:58,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:58,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-12 17:04:58,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-12 17:04:58,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-12 17:04:58,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,104 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-12 17:05:00,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:05:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:00,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:05:00,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:05:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:05:00,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:00,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:05:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:05:00,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:00,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:05:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:00,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:00,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:05:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-12 17:05:00,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:05:00,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 17:05:00,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:05:00,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:05:00,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:05:00,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:00,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:00,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:00,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:05:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:05:00,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:05:00,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:05:00,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:05:00,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:05:00,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:05:00,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:05:00,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:05:00,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:05:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:05:00,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:00,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:05:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:05:00,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:05:00,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:00,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-12 17:05:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:05:00,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:05:00,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:05:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:05:00,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:00,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:00,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:05:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:05:00,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:05:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:00,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:05:00,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:05:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:05:00,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-12 17:05:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:05:00,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-12 17:05:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:05:00,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 17:05:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:05:00,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-12 17:05:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:05:00,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:00,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:00,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:00,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:05:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:05:00,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:05:00,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:05:00,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:05:00,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:05:00,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:05:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:00,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:00,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:00,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:00,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:00,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:00,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:00,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:00,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:05:00,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:00,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-12 17:05:00,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1125763821] [2020-10-12 17:05:00,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:05:00,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-12 17:05:00,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402403855] [2020-10-12 17:05:00,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 17:05:00,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:05:00,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 17:05:00,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=642, Unknown=0, NotChecked=0, Total=702 [2020-10-12 17:05:00,909 INFO L87 Difference]: Start difference. First operand 603 states and 729 transitions. Second operand 27 states. [2020-10-12 17:05:03,101 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:05:04,673 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:05:05,902 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:05:07,152 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:05:08,402 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:05:09,778 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-12 17:05:11,008 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:12,744 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-12 17:05:14,007 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:05:15,363 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:17,569 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:19,191 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:05:21,025 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:05:22,312 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:23,532 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:24,756 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:25,977 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:05:27,453 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 511 [2020-10-12 17:05:28,785 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 515 [2020-10-12 17:05:31,306 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-12 17:05:34,289 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-12 17:05:35,916 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 510 [2020-10-12 17:05:37,218 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 514 [2020-10-12 17:05:37,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:05:37,860 INFO L93 Difference]: Finished difference Result 1173 states and 1451 transitions. [2020-10-12 17:05:37,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-10-12 17:05:37,862 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 131 [2020-10-12 17:05:37,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:05:37,866 INFO L225 Difference]: With dead ends: 1173 [2020-10-12 17:05:37,867 INFO L226 Difference]: Without dead ends: 572 [2020-10-12 17:05:37,870 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1268 ImplicationChecksByTransitivity, 30.8s TimeCoverageRelationStatistics Valid=868, Invalid=5138, Unknown=0, NotChecked=0, Total=6006 [2020-10-12 17:05:37,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2020-10-12 17:05:38,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 483. [2020-10-12 17:05:38,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-10-12 17:05:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 586 transitions. [2020-10-12 17:05:38,022 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 586 transitions. Word has length 131 [2020-10-12 17:05:38,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:05:38,022 INFO L479 AbstractCegarLoop]: Abstraction has 483 states and 586 transitions. [2020-10-12 17:05:38,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-12 17:05:38,023 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 586 transitions. [2020-10-12 17:05:38,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-12 17:05:38,025 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:05:38,025 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:05:38,025 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:05:38,025 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:05:38,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:05:38,026 INFO L82 PathProgramCache]: Analyzing trace with hash -534553526, now seen corresponding path program 1 times [2020-10-12 17:05:38,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:05:38,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119195436] [2020-10-12 17:05:38,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:05:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:38,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:38,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:38,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:38,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 718 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 205 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:05:38,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:39,972 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-12 17:05:39,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:05:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:39,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:40,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:05:40,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:05:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:05:40,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:05:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:05:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:40,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:05:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-12 17:05:40,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:05:40,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:05:40,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:40,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:40,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:05:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:05:40,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:05:40,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:05:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:05:40,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:40,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:05:40,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-12 17:05:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:05:40,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:05:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:05:40,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-12 17:05:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:05:40,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:40,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:40,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:05:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:40,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-12 17:05:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:40,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-12 17:05:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:05:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-12 17:05:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:05:40,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:05:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:40,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:05:40,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:05:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:05:40,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:05:40,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:05:40,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:05:40,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:05:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:40,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:40,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:05:40,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:05:40,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:05:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:05:40,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:05:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:05:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:05:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:05:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:05:40,320 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-12 17:05:40,320 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119195436] [2020-10-12 17:05:40,320 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:05:40,320 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-12 17:05:40,320 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283279778] [2020-10-12 17:05:40,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 17:05:40,321 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:05:40,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 17:05:40,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:05:40,322 INFO L87 Difference]: Start difference. First operand 483 states and 586 transitions. Second operand 12 states. [2020-10-12 17:05:44,312 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:05:45,478 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:05:46,602 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-12 17:05:47,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:05:47,238 INFO L93 Difference]: Finished difference Result 549 states and 680 transitions. [2020-10-12 17:05:47,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:05:47,239 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 146 [2020-10-12 17:05:47,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:05:47,240 INFO L225 Difference]: With dead ends: 549 [2020-10-12 17:05:47,240 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:05:47,242 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-12 17:05:47,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:05:47,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:05:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:05:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:05:47,242 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 146 [2020-10-12 17:05:47,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:05:47,243 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:05:47,243 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 17:05:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:05:47,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:05:47,243 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:05:47,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:05:47,521 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2020-10-12 17:05:47,749 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2020-10-12 17:05:47,952 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2020-10-12 17:05:48,153 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2020-10-12 17:05:48,311 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2020-10-12 17:05:48,456 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2020-10-12 17:05:48,910 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 47 [2020-10-12 17:05:49,527 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 429 [2020-10-12 17:05:49,859 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 48 [2020-10-12 17:05:50,113 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 40 [2020-10-12 17:05:50,558 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 40 [2020-10-12 17:05:50,749 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 40 [2020-10-12 17:05:50,877 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 40 [2020-10-12 17:05:51,008 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 40 [2020-10-12 17:05:51,139 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 40 [2020-10-12 17:05:52,197 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 508 [2020-10-12 17:05:52,799 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 508 [2020-10-12 17:05:53,251 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 30 [2020-10-12 17:05:53,393 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 30 [2020-10-12 17:05:53,692 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 30 [2020-10-12 17:05:53,852 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 30 [2020-10-12 17:05:54,163 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 422 [2020-10-12 17:05:55,792 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 508 [2020-10-12 17:05:56,037 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 508