/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_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:24:49,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:24:49,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:24:49,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:24:49,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:24:49,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:24:49,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:24:49,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:24:49,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:24:49,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:24:49,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:24:49,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:24:49,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:24:49,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:24:49,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:24:49,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:24:49,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:24:49,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:24:49,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:24:49,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:24:49,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:24:49,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:24:49,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:24:49,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:24:49,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:24:49,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:24:49,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:24:49,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:24:49,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:24:49,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:24:49,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:24:49,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:24:49,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:24:49,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:24:49,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:24:49,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:24:49,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:24:49,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:24:49,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:24:49,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:24:49,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:24:49,957 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 17:24:50,001 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:24:50,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:24:50,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:24:50,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:24:50,004 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:24:50,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:24:50,004 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:24:50,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:24:50,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:24:50,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:24:50,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:24:50,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:24:50,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:24:50,007 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:24:50,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:24:50,007 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:24:50,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:24:50,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:24:50,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:24:50,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:24:50,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:24:50,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:24:50,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:24:50,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:24:50,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:24:50,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:24:50,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:24:50,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:24:50,010 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:24:50,011 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 17:24:50,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:24:50,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:24:50,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:24:50,320 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:24:50,320 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:24:50,321 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product28.cil.c [2020-10-12 17:24:50,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a6c06286/d5d29d01c1df435182a68d273dbacbad/FLAG9ac53a4a6 [2020-10-12 17:24:50,992 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:24:50,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product28.cil.c [2020-10-12 17:24:51,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a6c06286/d5d29d01c1df435182a68d273dbacbad/FLAG9ac53a4a6 [2020-10-12 17:24:51,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a6c06286/d5d29d01c1df435182a68d273dbacbad [2020-10-12 17:24:51,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:24:51,262 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:24:51,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:24:51,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:24:51,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:24:51,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:24:51" (1/1) ... [2020-10-12 17:24:51,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea0f7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:51, skipping insertion in model container [2020-10-12 17:24:51,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:24:51" (1/1) ... [2020-10-12 17:24:51,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:24:51,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:24:52,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:24:52,093 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:24:52,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:24:52,367 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:24:52,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52 WrapperNode [2020-10-12 17:24:52,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:24:52,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:24:52,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:24:52,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:24:52,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (1/1) ... [2020-10-12 17:24:52,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:24:52,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:24:52,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:24:52,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:24:52,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (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 17:24:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:24:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:24:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:24:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:24:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:24:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:24:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:24:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:24:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:24:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-12 17:24:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:24:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:24:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-12 17:24:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-12 17:24:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:24:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:24:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:24:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:24:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:24:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:24:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:24:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:24:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:24:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-12 17:24:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-12 17:24:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:24:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:24:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:24:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:24:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:24:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:24:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:24:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:24:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:24:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:24:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:24:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:24:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:24:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:24:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:24:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:24:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:24:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:24:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:24:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:24:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:24:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:24:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:24:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:24:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:24:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:24:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:24:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:24:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:24:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:24:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:24:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:24:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:24:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:24:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:24:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:24:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:24:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:24:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:24:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:24:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:24:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:24:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:24:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:24:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:24:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:24:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:24:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:24:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2020-10-12 17:24:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-12 17:24:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:24:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:24:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:24:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:24:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:24:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:24:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:24:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:24:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:24:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:24:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:24:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:24:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:24:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:24:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:24:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:24:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:24:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:24:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:24:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:24:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:24:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:24:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-12 17:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:24:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:24:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2020-10-12 17:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:24:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:24:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:24:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:24:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:24:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:24:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:24:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:24:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:24:52,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:24:52,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:24:52,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:24:52,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:24:54,653 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:24:54,653 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:24:54,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:24:54 BoogieIcfgContainer [2020-10-12 17:24:54,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:24:54,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:24:54,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:24:54,673 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:24:54,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:24:51" (1/3) ... [2020-10-12 17:24:54,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d9db20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:24:54, skipping insertion in model container [2020-10-12 17:24:54,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:24:52" (2/3) ... [2020-10-12 17:24:54,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d9db20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:24:54, skipping insertion in model container [2020-10-12 17:24:54,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:24:54" (3/3) ... [2020-10-12 17:24:54,678 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product28.cil.c [2020-10-12 17:24:54,689 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:24:54,702 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:24:54,718 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:24:54,756 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:24:54,756 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:24:54,757 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:24:54,757 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:24:54,757 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:24:54,758 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:24:54,758 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:24:54,758 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:24:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states. [2020-10-12 17:24:54,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-12 17:24:54,834 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:24:54,836 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:24:54,836 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:24:54,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:24:54,843 INFO L82 PathProgramCache]: Analyzing trace with hash -153424119, now seen corresponding path program 1 times [2020-10-12 17:24:54,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:24:54,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1981206337] [2020-10-12 17:24:54,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:24:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:55,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:55,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:55,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:56,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:57,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:00,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:00,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-12 17:25:00,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:25:00,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-12 17:25:00,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:25:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 17:25:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 17:25:00,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:25:02,696 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:25:02,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:25:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:02,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:02,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:02,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:25:02,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:02,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:25:02,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:02,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:02,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:02,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:02,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:02,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:25:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:02,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:02,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:02,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:25:02,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:02,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:02,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:02,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:02,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:25:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:02,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:02,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:02,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:25:02,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:02,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:02,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:02,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:02,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:02,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:02,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:02,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:25:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:02,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:02,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:02,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:25:02,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:02,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:02,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:02,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:02,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:25:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:02,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:02,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:02,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:03,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:03,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:07,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:07,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:25:07,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:25:07,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 17:25:07,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:25:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 17:25:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:25:07,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:25:07,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:07,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:07,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:07,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:25:07,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:07,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:25:07,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:07,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:07,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:07,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:25:07,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:07,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:07,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:07,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:25:07,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:07,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:25:07,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:07,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:07,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:07,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:07,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:07,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:07,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:07,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:07,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:07,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:25:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:25:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:25:08,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:25:08,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:25:08,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:25:08,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:25:08,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:25:08,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:25:08,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:25:08,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:25:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:25:08,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:25:08,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-12 17:25:08,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:25:08,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:25:08,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:25:08,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:25:08,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 17:25:08,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:25:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:25:08,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:25:08,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:25:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:25:08,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:25:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:25:08,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:25:08,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:25:08,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:25:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:25:08,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:25:08,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:25:08,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:25:08,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:25:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:25:08,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:25:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:25:08,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:25:08,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:25:08,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:25:08,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:25:08,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:25:08,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:25:08,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:25:08,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:25:08,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:25:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:08,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:25:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:25:08,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:25:08,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:25:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:08,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:25:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:08,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 17:25:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:08,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-12 17:25:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:08,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:08,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:08,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:08,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:08,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:08,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:08,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:08,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:08,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:08,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:08,846 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-12 17:25:08,846 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1981206337] [2020-10-12 17:25:08,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:25:08,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 17:25:08,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954300365] [2020-10-12 17:25:08,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:25:08,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:25:08,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:25:08,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:25:08,872 INFO L87 Difference]: Start difference. First operand 509 states. Second operand 23 states. [2020-10-12 17:25:11,228 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:25:13,161 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:25:15,596 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:25:17,496 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:25:18,836 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:25:20,183 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:25:21,554 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:25:27,146 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:25:28,902 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-12 17:25:30,484 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:25:31,919 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:25:37,468 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-12 17:25:40,667 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:25:42,010 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:25:43,352 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:26:01,682 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:26:12,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:26:12,079 INFO L93 Difference]: Finished difference Result 2246 states and 3567 transitions. [2020-10-12 17:26:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2020-10-12 17:26:12,081 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 164 [2020-10-12 17:26:12,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:26:12,117 INFO L225 Difference]: With dead ends: 2246 [2020-10-12 17:26:12,117 INFO L226 Difference]: Without dead ends: 1560 [2020-10-12 17:26:12,137 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6427 ImplicationChecksByTransitivity, 28.5s TimeCoverageRelationStatistics Valid=2840, Invalid=14452, Unknown=0, NotChecked=0, Total=17292 [2020-10-12 17:26:12,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2020-10-12 17:26:12,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 499. [2020-10-12 17:26:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-10-12 17:26:12,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 664 transitions. [2020-10-12 17:26:12,488 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 664 transitions. Word has length 164 [2020-10-12 17:26:12,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:26:12,489 INFO L479 AbstractCegarLoop]: Abstraction has 499 states and 664 transitions. [2020-10-12 17:26:12,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-12 17:26:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 664 transitions. [2020-10-12 17:26:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-12 17:26:12,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:26:12,494 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:26:12,494 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:26:12,494 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:26:12,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:26:12,495 INFO L82 PathProgramCache]: Analyzing trace with hash -487083687, now seen corresponding path program 1 times [2020-10-12 17:26:12,495 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:26:12,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [146335339] [2020-10-12 17:26:12,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:26:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:12,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:12,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:12,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:12,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:12,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:13,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:13,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:17,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:17,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-12 17:26:17,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:26:17,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-12 17:26:17,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:17,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:26:17,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-12 17:26:17,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:26:17,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:26:19,036 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:26:19,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:26:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:19,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:19,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:26:19,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:19,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 17:26:19,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:19,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:19,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:19,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:19,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:19,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:26:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:19,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:19,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:26:19,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:19,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:19,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:19,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:19,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:19,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:26:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:19,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:19,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:26:19,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:19,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:26:19,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:19,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:19,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:19,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:26:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:19,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:19,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:26:19,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:19,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:19,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:19,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:19,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:26:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:19,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:19,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:26:24,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:26:24,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:26:24,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:26:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 17:26:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:26:24,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:26:24,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:26:24,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:26:24,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:26:24,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:26:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:26:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:26:24,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:26:24,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:26:24,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:26:24,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:26:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:26:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:26:24,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:26:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-12 17:26:24,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:26:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:26:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:26:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:26:24,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:26:24,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:26:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:26:24,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:26:24,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:26:24,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:26:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:26:24,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:26:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:26:24,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:26:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:26:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:26:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:26:24,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:26:24,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:26:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:26:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:26:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:26:24,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:26:24,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 17:26:24,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:26:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:26:24,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:26:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:26:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-12 17:26:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:26:24,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:26:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 17:26:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:26:24,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-12 17:26:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:26:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-12 17:26:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:26:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 17:26:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:24,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:24,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:24,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:26:24,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:24,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:26:24,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:26:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:24,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:24,808 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-12 17:26:24,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [146335339] [2020-10-12 17:26:24,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:26:24,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-12 17:26:24,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876327989] [2020-10-12 17:26:24,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 17:26:24,811 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:26:24,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 17:26:24,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:26:24,812 INFO L87 Difference]: Start difference. First operand 499 states and 664 transitions. Second operand 18 states. [2020-10-12 17:26:27,155 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:26:29,603 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:26:30,947 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:26:32,280 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:26:33,643 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:26:49,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:26:49,271 INFO L93 Difference]: Finished difference Result 1254 states and 1790 transitions. [2020-10-12 17:26:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-12 17:26:49,272 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 166 [2020-10-12 17:26:49,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:26:49,280 INFO L225 Difference]: With dead ends: 1254 [2020-10-12 17:26:49,280 INFO L226 Difference]: Without dead ends: 845 [2020-10-12 17:26:49,284 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 515 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=520, Invalid=1930, Unknown=0, NotChecked=0, Total=2450 [2020-10-12 17:26:49,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2020-10-12 17:26:49,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 499. [2020-10-12 17:26:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-10-12 17:26:49,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 663 transitions. [2020-10-12 17:26:49,477 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 663 transitions. Word has length 166 [2020-10-12 17:26:49,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:26:49,478 INFO L479 AbstractCegarLoop]: Abstraction has 499 states and 663 transitions. [2020-10-12 17:26:49,478 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 17:26:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 663 transitions. [2020-10-12 17:26:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-12 17:26:49,481 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:26:49,482 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:26:49,482 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:26:49,482 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:26:49,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:26:49,483 INFO L82 PathProgramCache]: Analyzing trace with hash 635937933, now seen corresponding path program 1 times [2020-10-12 17:26:49,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:26:49,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [417626645] [2020-10-12 17:26:49,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:26:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:49,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:49,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:49,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:49,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:49,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:50,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:51,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:54,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:54,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-12 17:26:54,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:26:54,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 17:26:54,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:26:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-12 17:26:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-12 17:26:54,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:56,395 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:26:56,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:26:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:56,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:56,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:26:56,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:56,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 17:26:56,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:56,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:56,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:26:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:56,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:56,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:26:56,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:56,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:26:56,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:56,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:56,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:56,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:56,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:56,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:26:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:56,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:56,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:56,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:56,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:26:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:56,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:26:56,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:26:56,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:26:56,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:26:56,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:26:56,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:26:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:26:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:26:56,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:26:56,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:26:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:26:56,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:26:56,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:27:00,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:27:00,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3951 [2020-10-12 17:27:00,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:27:00,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:27:00,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:27:00,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:27:00,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:27:00,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:27:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:27:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:27:00,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:27:00,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:27:00,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:27:00,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:00,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:00,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:27:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:00,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:00,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:00,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:00,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:27:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:27:00,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:27:00,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 17:27:00,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:27:00,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:27:00,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:27:00,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:00,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:27:00,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:27:00,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:27:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:27:00,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:00,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:27:00,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 17:27:00,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:27:00,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 17:27:00,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:00,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:27:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:00,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:27:00,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:27:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:27:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:27:00,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:00,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:27:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:00,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:00,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:00,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:27:00,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:00,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:27:00,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:27:00,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:00,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:27:00,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:01,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:01,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:01,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:01,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:27:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:01,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:01,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:27:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:27:01,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:27:01,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:27:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:27:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:27:01,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:01,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:27:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:27:01,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:27:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:27:01,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:27:01,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-12 17:27:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:27:01,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:27:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:01,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:27:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:27:01,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:01,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:27:01,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:01,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-12 17:27:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:01,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:27:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:01,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 17:27:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:27:01,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:27:01,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:01,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:27:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:01,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:27:01,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:27:01,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-12 17:27:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:01,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:01,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:27:01,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:27:01,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:27:01,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:27:01,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:27:01,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:27:01,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:27:01,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:27:01,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:27:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-12 17:27:01,363 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [417626645] [2020-10-12 17:27:01,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:27:01,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 17:27:01,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943085020] [2020-10-12 17:27:01,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:27:01,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:27:01,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:27:01,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=448, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:27:01,367 INFO L87 Difference]: Start difference. First operand 499 states and 663 transitions. Second operand 23 states. [2020-10-12 17:27:03,975 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:27:05,896 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:27:07,799 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:27:10,071 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:27:11,892 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:27:13,633 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:27:18,745 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:27:20,388 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:27:21,856 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:27:23,249 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:27:29,098 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:27:35,495 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:27:51,363 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:27:59,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:27:59,229 INFO L93 Difference]: Finished difference Result 1979 states and 2893 transitions. [2020-10-12 17:27:59,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-10-12 17:27:59,229 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 167 [2020-10-12 17:27:59,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:27:59,240 INFO L225 Difference]: With dead ends: 1979 [2020-10-12 17:27:59,241 INFO L226 Difference]: Without dead ends: 1577 [2020-10-12 17:27:59,245 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1321 ImplicationChecksByTransitivity, 21.8s TimeCoverageRelationStatistics Valid=912, Invalid=4344, Unknown=0, NotChecked=0, Total=5256 [2020-10-12 17:27:59,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2020-10-12 17:27:59,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 508. [2020-10-12 17:27:59,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2020-10-12 17:27:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 675 transitions. [2020-10-12 17:27:59,504 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 675 transitions. Word has length 167 [2020-10-12 17:27:59,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:27:59,505 INFO L479 AbstractCegarLoop]: Abstraction has 508 states and 675 transitions. [2020-10-12 17:27:59,505 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-12 17:27:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 675 transitions. [2020-10-12 17:27:59,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-12 17:27:59,509 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:27:59,509 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:27:59,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:27:59,509 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:27:59,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:27:59,510 INFO L82 PathProgramCache]: Analyzing trace with hash -671204465, now seen corresponding path program 1 times [2020-10-12 17:27:59,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:27:59,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1144066545] [2020-10-12 17:27:59,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:27:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:27:59,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:59,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:59,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:59,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:27:59,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:00,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:02,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:28:04,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-12 17:28:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-12 17:28:04,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:05,941 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:28:05,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:28:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:05,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:05,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:05,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:28:05,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:05,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:28:05,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:05,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:05,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:05,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:05,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:05,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:28:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:05,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:05,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:05,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:28:05,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:05,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:05,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:05,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:05,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:05,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:05,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:05,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:28:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:05,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:05,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:05,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:28:05,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:05,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:05,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:05,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:05,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:28:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:05,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:05,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:05,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:28:05,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:05,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:05,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:05,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:05,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:05,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:05,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:06,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:28:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:06,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:06,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:06,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:06,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:06,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:06,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:28:11,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:28:11,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 17:28:11,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:28:11,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:28:11,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:28:11,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:28:11,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:28:11,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:28:11,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:28:11,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:28:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:28:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:28:11,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:28:11,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:28:11,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:28:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:28:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:28:11,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:28:11,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:28:11,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:28:11,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:28:11,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:28:11,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:28:11,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:28:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:28:11,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:28:11,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:28:11,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:28:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 17:28:11,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:28:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:28:11,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:28:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:28:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:28:11,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:28:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:28:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:28:11,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:28:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:28:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:28:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:28:11,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:28:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:28:11,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:28:11,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-12 17:28:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:11,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:28:11,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:28:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-12 17:28:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:28:11,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 17:28:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:28:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:28:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-12 17:28:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:28:11,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:28:11,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:28:11,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:28:11,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:28:11,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:28:11,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:28:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:28:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:28:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:28:11,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:28:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-12 17:28:11,718 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1144066545] [2020-10-12 17:28:11,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:28:11,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 17:28:11,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016410115] [2020-10-12 17:28:11,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:28:11,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:28:11,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:28:11,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=448, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:28:11,720 INFO L87 Difference]: Start difference. First operand 508 states and 675 transitions. Second operand 23 states. [2020-10-12 17:28:14,919 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:28:16,655 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:28:18,105 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:28:19,846 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:28:21,931 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:28:23,389 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:28:25,043 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:28:26,820 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:28:28,343 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:28:29,862 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 553