/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:48:04,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:48:04,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:48:04,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:48:04,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:48:04,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:48:04,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:48:04,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:48:04,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:48:04,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:48:04,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:48:04,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:48:04,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:48:04,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:48:04,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:48:04,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:48:04,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:48:04,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:48:04,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:48:04,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:48:04,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:48:04,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:48:04,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:48:04,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:48:04,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:48:04,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:48:04,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:48:04,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:48:04,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:48:04,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:48:04,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:48:04,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:48:04,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:48:04,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:48:04,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:48:04,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:48:04,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:48:04,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:48:04,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:48:04,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:48:04,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:48:04,925 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 [2020-10-15 00:48:04,946 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:48:04,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:48:04,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:48:04,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:48:04,948 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:48:04,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:48:04,949 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:48:04,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:48:04,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:48:04,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:48:04,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:48:04,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:48:04,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:48:04,950 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:48:04,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:48:04,951 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:48:04,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:48:04,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:48:04,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:48:04,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:48:04,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:48:04,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:48:04,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:48:04,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:48:04,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:48:04,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:48:04,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:48:04,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:48:04,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:48:04,953 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:48:05,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:48:05,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:48:05,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:48:05,298 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:48:05,299 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:48:05,302 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-15 00:48:05,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cc724d44/34d0b4afadbc4999a685b8afa500bba7/FLAG0d1a82c8d [2020-10-15 00:48:05,913 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:48:05,917 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-15 00:48:05,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cc724d44/34d0b4afadbc4999a685b8afa500bba7/FLAG0d1a82c8d [2020-10-15 00:48:06,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cc724d44/34d0b4afadbc4999a685b8afa500bba7 [2020-10-15 00:48:06,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:48:06,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:48:06,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:48:06,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:48:06,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:48:06,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:48:06" (1/1) ... [2020-10-15 00:48:06,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750e1b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:06, skipping insertion in model container [2020-10-15 00:48:06,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:48:06" (1/1) ... [2020-10-15 00:48:06,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:48:06,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:48:07,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:48:07,022 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:48:07,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:48:07,269 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:48:07,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07 WrapperNode [2020-10-15 00:48:07,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:48:07,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:48:07,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:48:07,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:48:07,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (1/1) ... [2020-10-15 00:48:07,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:48:07,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:48:07,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:48:07,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:48:07,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (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 [2020-10-15 00:48:07,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:48:07,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:48:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:48:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-15 00:48:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-15 00:48:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-15 00:48:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-15 00:48:07,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-15 00:48:07,558 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:48:07,558 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:48:07,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-15 00:48:07,558 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:48:07,558 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:48:07,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:48:07,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:48:07,560 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:48:07,560 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-15 00:48:07,560 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-15 00:48:07,560 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-15 00:48:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-15 00:48:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-15 00:48:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-15 00:48:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-15 00:48:07,562 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-15 00:48:07,562 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-15 00:48:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-15 00:48:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-15 00:48:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-15 00:48:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-15 00:48:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-15 00:48:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-15 00:48:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-15 00:48:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-15 00:48:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-15 00:48:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-15 00:48:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-15 00:48:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-15 00:48:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-15 00:48:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-15 00:48:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-15 00:48:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-15 00:48:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-15 00:48:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-15 00:48:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-15 00:48:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-15 00:48:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-15 00:48:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-15 00:48:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-15 00:48:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-15 00:48:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-15 00:48:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:48:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-15 00:48:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:48:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:48:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:48:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:48:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:48:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:48:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-15 00:48:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-15 00:48:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-15 00:48:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-15 00:48:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-15 00:48:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-15 00:48:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-15 00:48:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-15 00:48:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-15 00:48:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-15 00:48:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-15 00:48:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-15 00:48:07,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-15 00:48:07,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-15 00:48:07,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-15 00:48:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-15 00:48:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-15 00:48:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-15 00:48:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-15 00:48:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-15 00:48:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-15 00:48:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-15 00:48:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-15 00:48:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-15 00:48:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-15 00:48:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-15 00:48:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-15 00:48:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-15 00:48:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-15 00:48:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-15 00:48:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-15 00:48:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-15 00:48:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-15 00:48:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:48:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:48:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:48:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-15 00:48:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-15 00:48:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-15 00:48:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:48:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:48:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:48:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-15 00:48:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-15 00:48:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-15 00:48:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-15 00:48:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-15 00:48:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-15 00:48:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-15 00:48:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-15 00:48:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-15 00:48:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-15 00:48:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:48:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:48:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:48:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-15 00:48:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:48:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:48:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-15 00:48:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-15 00:48:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-15 00:48:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-15 00:48:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-15 00:48:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-15 00:48:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-15 00:48:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-15 00:48:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-15 00:48:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-15 00:48:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-15 00:48:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-15 00:48:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-15 00:48:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-15 00:48:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-15 00:48:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-15 00:48:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-15 00:48:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-15 00:48:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-15 00:48:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-15 00:48:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-15 00:48:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-15 00:48:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-15 00:48:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-15 00:48:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-15 00:48:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-15 00:48:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-15 00:48:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-15 00:48:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-15 00:48:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-15 00:48:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-15 00:48:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-15 00:48:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-15 00:48:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:48:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-15 00:48:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-15 00:48:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:48:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:48:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:48:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:48:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:48:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:48:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:48:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:48:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:48:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:48:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-15 00:48:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-15 00:48:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-15 00:48:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-15 00:48:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-15 00:48:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-15 00:48:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-15 00:48:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-15 00:48:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-15 00:48:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-15 00:48:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-15 00:48:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-15 00:48:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-15 00:48:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-15 00:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-15 00:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-15 00:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-15 00:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-15 00:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-15 00:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-15 00:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:48:09,241 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:48:09,242 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-15 00:48:09,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:48:09 BoogieIcfgContainer [2020-10-15 00:48:09,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:48:09,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:48:09,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:48:09,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:48:09,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:48:06" (1/3) ... [2020-10-15 00:48:09,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4352a3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:48:09, skipping insertion in model container [2020-10-15 00:48:09,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:48:07" (2/3) ... [2020-10-15 00:48:09,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4352a3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:48:09, skipping insertion in model container [2020-10-15 00:48:09,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:48:09" (3/3) ... [2020-10-15 00:48:09,255 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-10-15 00:48:09,266 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:48:09,275 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:48:09,289 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:48:09,316 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:48:09,316 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:48:09,316 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:48:09,316 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:48:09,316 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:48:09,316 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:48:09,316 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:48:09,317 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:48:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-10-15 00:48:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-15 00:48:09,356 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:48:09,357 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:48:09,357 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:48:09,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:48:09,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-10-15 00:48:09,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:48:09,373 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1365085425] [2020-10-15 00:48:09,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:48:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:09,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:10,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:10,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:11,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:12,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:14,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:14,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-15 00:48:14,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:48:14,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-15 00:48:14,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:14,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:48:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:48:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 164 [2020-10-15 00:48:14,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:48:16,437 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:48:16,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:48:16,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:16,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:16,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:16,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:16,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:16,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-15 00:48:16,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:16,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:16,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:16,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:16,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:48:16,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:16,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:48:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:16,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:16,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:16,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:48:16,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:16,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:16,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:16,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:16,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:16,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:16,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:48:16,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:16,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:48:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:16,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:16,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:16,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:48:16,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:16,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:16,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:16,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:48:16,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:16,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:48:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:16,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:16,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:16,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:16,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:16,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:48:16,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:16,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:16,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:16,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:16,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:48:16,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:16,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:48:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:16,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:16,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:16,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:48:17,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:48:17,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-15 00:48:17,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:17,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:48:17,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:48:17,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:48:17,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:48:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:48:17,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:48:17,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:48:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:48:17,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:17,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-15 00:48:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:48:17,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:48:17,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:17,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:48:17,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:48:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-15 00:48:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:17,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:17,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:17,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-15 00:48:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:48:17,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:17,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:17,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:17,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-15 00:48:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:17,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:17,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:17,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:17,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-15 00:48:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:48:17,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:48:17,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:17,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:48:17,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:17,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:17,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:17,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 00:48:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:17,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:48:17,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:48:17,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:17,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:17,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:17,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 00:48:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:17,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:17,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:17,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:17,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:17,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:17,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:17,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:17,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:17,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:48:17,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:17,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:48:17,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1365085425] [2020-10-15 00:48:17,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:48:17,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:48:17,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943311928] [2020-10-15 00:48:17,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:48:17,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:48:17,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:48:17,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:48:17,604 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 12 states. [2020-10-15 00:48:19,412 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:48:25,269 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:48:26,556 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:48:27,772 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:48:30,417 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:48:31,697 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:48:36,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:48:36,848 INFO L93 Difference]: Finished difference Result 790 states and 1122 transitions. [2020-10-15 00:48:36,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 00:48:36,851 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 125 [2020-10-15 00:48:36,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:48:36,872 INFO L225 Difference]: With dead ends: 790 [2020-10-15 00:48:36,872 INFO L226 Difference]: Without dead ends: 570 [2020-10-15 00:48:36,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2020-10-15 00:48:36,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2020-10-15 00:48:37,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 357. [2020-10-15 00:48:37,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2020-10-15 00:48:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 451 transitions. [2020-10-15 00:48:37,118 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 451 transitions. Word has length 125 [2020-10-15 00:48:37,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:48:37,119 INFO L479 AbstractCegarLoop]: Abstraction has 357 states and 451 transitions. [2020-10-15 00:48:37,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:48:37,119 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 451 transitions. [2020-10-15 00:48:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-15 00:48:37,124 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:48:37,124 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:48:37,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:48:37,125 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:48:37,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:48:37,125 INFO L82 PathProgramCache]: Analyzing trace with hash 2028139184, now seen corresponding path program 1 times [2020-10-15 00:48:37,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:48:37,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1987597426] [2020-10-15 00:48:37,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:48:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:37,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:37,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:37,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:38,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:39,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:41,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:42,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:42,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-15 00:48:42,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:48:42,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-15 00:48:42,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:42,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:48:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:48:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-15 00:48:42,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:43,311 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:48:43,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:48:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:43,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:43,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:43,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:43,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:43,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 00:48:43,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:43,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:43,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:43,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:43,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:48:43,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:43,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:48:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:43,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:43,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:43,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:48:43,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:43,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:43,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:43,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:43,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:43,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:43,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:48:43,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:43,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:48:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:43,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:43,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:43,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:48:43,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:43,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:43,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:43,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:43,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:43,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:43,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:48:43,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:43,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:48:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:43,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:43,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:43,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:43,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:43,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:43,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:43,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:43,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:43,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:43,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:48:43,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:43,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:48:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:43,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:43,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:43,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:48:44,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:48:44,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-15 00:48:44,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:44,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:48:44,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:48:44,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:44,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:48:44,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:48:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:48:44,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:44,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:48:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:48:44,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:44,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:48:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:48:44,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:48:44,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:48:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:48:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:48:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:44,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:44,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:44,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:48:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:44,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:44,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:44,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:48:44,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 00:48:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:48:44,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:48:44,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:44,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:48:44,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 00:48:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:48:44,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:48:44,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:48:44,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:48:44,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:48:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:44,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 00:48:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:48:44,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:48:44,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:48:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:48:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:48:44,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 00:48:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:48:44,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:48:44,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:48:44,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:48:44,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:48:44,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:48:44,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:48:44,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:48:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:48:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:48:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:48:44,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:48:44,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:48:44,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1987597426] [2020-10-15 00:48:44,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:48:44,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:48:44,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075423380] [2020-10-15 00:48:44,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:48:44,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:48:44,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:48:44,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:48:44,362 INFO L87 Difference]: Start difference. First operand 357 states and 451 transitions. Second operand 12 states. [2020-10-15 00:48:45,852 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:48:51,045 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:48:52,242 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:48:53,355 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:48:55,579 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:48:56,781 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:49:00,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:49:00,275 INFO L93 Difference]: Finished difference Result 1257 states and 1662 transitions. [2020-10-15 00:49:00,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 00:49:00,279 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 127 [2020-10-15 00:49:00,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:49:00,299 INFO L225 Difference]: With dead ends: 1257 [2020-10-15 00:49:00,299 INFO L226 Difference]: Without dead ends: 1050 [2020-10-15 00:49:00,305 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:49:00,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1050 states. [2020-10-15 00:49:00,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1050 to 671. [2020-10-15 00:49:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 671 states. [2020-10-15 00:49:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 859 transitions. [2020-10-15 00:49:00,553 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 859 transitions. Word has length 127 [2020-10-15 00:49:00,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:49:00,553 INFO L479 AbstractCegarLoop]: Abstraction has 671 states and 859 transitions. [2020-10-15 00:49:00,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:49:00,554 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 859 transitions. [2020-10-15 00:49:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-15 00:49:00,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:49:00,558 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:49:00,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:49:00,559 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:49:00,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:49:00,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1070953358, now seen corresponding path program 1 times [2020-10-15 00:49:00,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:49:00,560 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510300714] [2020-10-15 00:49:00,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:49:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:00,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:00,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:00,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:01,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:02,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:03,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:05,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:05,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-15 00:49:05,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:49:05,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-15 00:49:05,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:05,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:49:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:49:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-15 00:49:05,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:06,976 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:49:06,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:49:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:07,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 00:49:07,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:49:07,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:49:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:49:07,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:49:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:49:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:49:07,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:49:07,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:49:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:07,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:49:07,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:49:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:49:07,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:49:07,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 619 [2020-10-15 00:49:07,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:49:07,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:49:07,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:07,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:49:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:49:07,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:07,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:49:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:49:07,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:07,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:49:07,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:49:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:49:07,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:49:07,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:49:07,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:49:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:07,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:07,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:07,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:49:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:07,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:07,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:49:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:49:07,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:07,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 00:49:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:07,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:07,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:07,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 00:49:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:07,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:49:07,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:07,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:49:07,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:07,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:49:07,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:07,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:07,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:07,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:08,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:08,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:08,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:08,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:08,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:08,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:08,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:08,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:08,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:08,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 00:49:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:08,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:08,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:08,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:49:08,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:08,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:49:08,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:08,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:08,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:49:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:49:08,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:08,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-15 00:49:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:08,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:08,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:08,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:08,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:08,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:08,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:08,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:08,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:08,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:49:08,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:08,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:49:08,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510300714] [2020-10-15 00:49:08,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:49:08,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:49:08,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580403673] [2020-10-15 00:49:08,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:49:08,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:49:08,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:49:08,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:49:08,129 INFO L87 Difference]: Start difference. First operand 671 states and 859 transitions. Second operand 12 states. [2020-10-15 00:49:09,723 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:49:14,885 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:49:16,070 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:49:17,187 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:49:19,504 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:49:20,666 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:49:24,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:49:24,195 INFO L93 Difference]: Finished difference Result 2393 states and 3149 transitions. [2020-10-15 00:49:24,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 00:49:24,196 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 128 [2020-10-15 00:49:24,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:49:24,235 INFO L225 Difference]: With dead ends: 2393 [2020-10-15 00:49:24,235 INFO L226 Difference]: Without dead ends: 1978 [2020-10-15 00:49:24,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:49:24,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-10-15 00:49:25,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1299. [2020-10-15 00:49:25,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2020-10-15 00:49:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1679 transitions. [2020-10-15 00:49:25,018 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1679 transitions. Word has length 128 [2020-10-15 00:49:25,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:49:25,020 INFO L479 AbstractCegarLoop]: Abstraction has 1299 states and 1679 transitions. [2020-10-15 00:49:25,020 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:49:25,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1679 transitions. [2020-10-15 00:49:25,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-15 00:49:25,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:49:25,031 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:49:25,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 00:49:25,031 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:49:25,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:49:25,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1870704241, now seen corresponding path program 1 times [2020-10-15 00:49:25,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:49:25,032 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [985229278] [2020-10-15 00:49:25,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:49:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:25,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:25,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:25,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:25,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:30,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:30,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-15 00:49:30,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:49:30,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 00:49:30,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:30,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:30,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-15 00:49:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-15 00:49:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-15 00:49:30,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:31,523 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:49:31,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:49:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:31,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:31,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:31,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:31,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:31,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 00:49:31,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:31,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:31,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:31,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:49:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:31,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:31,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:31,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:49:31,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:31,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:49:31,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:31,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:31,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:31,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:49:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:31,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:31,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:31,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:49:31,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:31,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:49:31,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:31,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:31,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:49:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:31,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:31,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:31,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:31,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:31,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:49:31,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:31,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:31,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:31,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:31,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:49:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:31,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:31,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:31,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:49:32,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:49:32,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 382 [2020-10-15 00:49:32,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:49:32,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:49:32,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:49:32,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:32,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:32,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:32,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:32,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:49:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:49:32,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:49:32,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 00:49:32,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:49:32,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:32,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:32,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:49:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:49:32,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:49:32,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:49:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:32,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:32,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:49:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:49:32,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 00:49:32,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:49:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:49:32,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:32,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:49:32,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:32,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:32,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:49:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:49:32,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:49:32,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:49:32,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:49:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:32,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:32,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-15 00:49:32,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:49:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:32,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:32,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:32,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 00:49:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:49:32,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:49:32,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:49:32,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:49:32,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 00:49:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:49:32,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:49:32,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:49:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:49:32,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:32,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:49:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:32,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:32,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:32,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:49:32,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:32,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:49:32,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 00:49:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:49:32,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:49:32,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:49:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:49:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:49:32,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:32,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-15 00:49:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:49:32,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:49:32,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:49:32,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:49:32,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:49:32,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:49:32,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:49:32,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:49:32,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:49:32,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:49:32,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:49:32,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:49:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:49:32,621 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [985229278] [2020-10-15 00:49:32,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:49:32,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-10-15 00:49:32,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694686850] [2020-10-15 00:49:32,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-15 00:49:32,623 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:49:32,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-15 00:49:32,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2020-10-15 00:49:32,623 INFO L87 Difference]: Start difference. First operand 1299 states and 1679 transitions. Second operand 23 states. [2020-10-15 00:49:34,899 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:49:36,841 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:49:38,066 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:49:39,367 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:49:41,452 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:49:43,270 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:49:45,322 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:49:46,582 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:49:47,817 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:49:49,026 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:49:50,227 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:49:51,763 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-15 00:49:53,075 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-15 00:49:55,484 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:49:58,387 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 503 [2020-10-15 00:49:59,879 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:50:01,074 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-15 00:50:04,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:50:04,476 INFO L93 Difference]: Finished difference Result 4193 states and 5396 transitions. [2020-10-15 00:50:04,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-15 00:50:04,477 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 128 [2020-10-15 00:50:04,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:50:04,498 INFO L225 Difference]: With dead ends: 4193 [2020-10-15 00:50:04,498 INFO L226 Difference]: Without dead ends: 3362 [2020-10-15 00:50:04,504 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1120 ImplicationChecksByTransitivity, 23.0s TimeCoverageRelationStatistics Valid=789, Invalid=4181, Unknown=0, NotChecked=0, Total=4970 [2020-10-15 00:50:04,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3362 states. [2020-10-15 00:50:05,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3362 to 2399. [2020-10-15 00:50:05,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2399 states. [2020-10-15 00:50:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2399 states and 3001 transitions. [2020-10-15 00:50:05,421 INFO L78 Accepts]: Start accepts. Automaton has 2399 states and 3001 transitions. Word has length 128 [2020-10-15 00:50:05,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:50:05,422 INFO L479 AbstractCegarLoop]: Abstraction has 2399 states and 3001 transitions. [2020-10-15 00:50:05,422 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-15 00:50:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 3001 transitions. [2020-10-15 00:50:05,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-15 00:50:05,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:50:05,431 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:50:05,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 00:50:05,432 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:50:05,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:50:05,432 INFO L82 PathProgramCache]: Analyzing trace with hash -575740880, now seen corresponding path program 1 times [2020-10-15 00:50:05,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:50:05,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043271180] [2020-10-15 00:50:05,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:50:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:05,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:05,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:05,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:05,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:05,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:07,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:07,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:10,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:10,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-15 00:50:10,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:50:10,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-15 00:50:10,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:10,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:10,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 00:50:10,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 00:50:10,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:50:10,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,100 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:50:12,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:50:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:50:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:50:12,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:12,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:50:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:50:12,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:12,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:50:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:12,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:12,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:50:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:50:12,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:50:12,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-10-15 00:50:12,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:50:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 00:50:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:50:12,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:50:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:50:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:50:12,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:50:12,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:50:12,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:50:12,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:50:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:50:12,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:50:12,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-15 00:50:12,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:50:12,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 00:50:12,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:50:12,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:50:12,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:50:12,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:50:12,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:50:12,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:50:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:50:12,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:50:12,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:50:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:50:12,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:50:12,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:50:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:12,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:50:12,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:50:12,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:50:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:12,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:50:12,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:50:12,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:50:12,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:50:12,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 00:50:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:50:12,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:50:12,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:50:12,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:50:12,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:50:12,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:50:12,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 00:50:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:50:12,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:50:12,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:50:12,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:12,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:12,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-15 00:50:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:50:12,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:12,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:50:12,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 00:50:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:12,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:12,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:12,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:12,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:12,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:12,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:12,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:50:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:12,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-15 00:50:12,988 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043271180] [2020-10-15 00:50:12,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:50:12,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-10-15 00:50:12,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232427518] [2020-10-15 00:50:12,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-15 00:50:12,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:50:12,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-15 00:50:12,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2020-10-15 00:50:12,990 INFO L87 Difference]: Start difference. First operand 2399 states and 3001 transitions. Second operand 23 states. [2020-10-15 00:50:15,216 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:50:16,871 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:50:18,098 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:50:19,285 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:50:21,272 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:50:24,069 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:25,283 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:50:26,938 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:28,141 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:50:29,306 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:30,525 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 507 [2020-10-15 00:50:34,730 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-15 00:50:35,930 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:37,110 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:39,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:50:39,068 INFO L93 Difference]: Finished difference Result 6063 states and 7911 transitions. [2020-10-15 00:50:39,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-15 00:50:39,068 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 129 [2020-10-15 00:50:39,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:50:39,085 INFO L225 Difference]: With dead ends: 6063 [2020-10-15 00:50:39,086 INFO L226 Difference]: Without dead ends: 3255 [2020-10-15 00:50:39,095 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 995 ImplicationChecksByTransitivity, 19.3s TimeCoverageRelationStatistics Valid=649, Invalid=4043, Unknown=0, NotChecked=0, Total=4692 [2020-10-15 00:50:39,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3255 states. [2020-10-15 00:50:40,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3255 to 2347. [2020-10-15 00:50:40,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2347 states. [2020-10-15 00:50:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2347 states and 2910 transitions. [2020-10-15 00:50:40,227 INFO L78 Accepts]: Start accepts. Automaton has 2347 states and 2910 transitions. Word has length 129 [2020-10-15 00:50:40,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:50:40,231 INFO L479 AbstractCegarLoop]: Abstraction has 2347 states and 2910 transitions. [2020-10-15 00:50:40,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-15 00:50:40,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2910 transitions. [2020-10-15 00:50:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-15 00:50:40,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:50:40,236 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:50:40,236 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 00:50:40,236 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:50:40,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:50:40,239 INFO L82 PathProgramCache]: Analyzing trace with hash -820206709, now seen corresponding path program 1 times [2020-10-15 00:50:40,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:50:40,242 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2012141248] [2020-10-15 00:50:40,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:50:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:40,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:40,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:40,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:40,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:40,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:40,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:41,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:41,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:41,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:45,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:50:45,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,496 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:50:46,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:50:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:46,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:50:46,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:50:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:50:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:50:46,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:46,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:50:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:46,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:46,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:50:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-15 00:50:46,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:50:46,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-15 00:50:46,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:50:46,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 00:50:46,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:50:46,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:50:46,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:46,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:50:46,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:50:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:50:46,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:50:46,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:50:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:50:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:50:46,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:50:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:50:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:50:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:50:46,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:50:46,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:50:46,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:50:46,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:46,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:46,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:46,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:46,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:46,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 00:50:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:46,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:46,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:46,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:50:46,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:47,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:47,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:50:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:50:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:47,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:50:47,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-15 00:50:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:47,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:47,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:50:47,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:47,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:50:47,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-15 00:50:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:47,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:50:47,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:50:47,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:50:47,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:50:47,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-15 00:50:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:50:47,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:47,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:50:47,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:47,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 00:50:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:50:47,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:47,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:50:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:47,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:50:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:47,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 00:50:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:47,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 00:50:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:50:47,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:50:47,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:50:47,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:50:47,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:50:47,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:50:47,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:50:47,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:50:47,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:50:47,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:50:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:50:47,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:50:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-15 00:50:47,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2012141248] [2020-10-15 00:50:47,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:50:47,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-15 00:50:47,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143139373] [2020-10-15 00:50:47,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-15 00:50:47,298 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:50:47,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-15 00:50:47,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2020-10-15 00:50:47,299 INFO L87 Difference]: Start difference. First operand 2347 states and 2910 transitions. Second operand 23 states. [2020-10-15 00:50:49,628 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:50:51,141 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 501 [2020-10-15 00:50:52,324 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:53,529 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 504 [2020-10-15 00:50:56,049 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-15 00:50:58,008 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:51:00,047 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:51:01,270 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-15 00:51:07,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:51:07,461 INFO L93 Difference]: Finished difference Result 5717 states and 7322 transitions. [2020-10-15 00:51:07,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-15 00:51:07,462 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 130 [2020-10-15 00:51:07,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:51:07,481 INFO L225 Difference]: With dead ends: 5717 [2020-10-15 00:51:07,481 INFO L226 Difference]: Without dead ends: 3409 [2020-10-15 00:51:07,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 690 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=470, Invalid=3070, Unknown=0, NotChecked=0, Total=3540 [2020-10-15 00:51:07,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3409 states. [2020-10-15 00:51:08,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3409 to 2467. [2020-10-15 00:51:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2467 states. [2020-10-15 00:51:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 3077 transitions. [2020-10-15 00:51:08,613 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 3077 transitions. Word has length 130 [2020-10-15 00:51:08,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:51:08,613 INFO L479 AbstractCegarLoop]: Abstraction has 2467 states and 3077 transitions. [2020-10-15 00:51:08,613 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-15 00:51:08,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3077 transitions. [2020-10-15 00:51:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-15 00:51:08,618 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:51:08,619 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:51:08,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 00:51:08,619 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:51:08,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:51:08,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1515198544, now seen corresponding path program 1 times [2020-10-15 00:51:08,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:51:08,625 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [750033847] [2020-10-15 00:51:08,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:51:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:08,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:08,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:08,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:09,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:09,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:10,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:13,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:13,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-15 00:51:13,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:14,845 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-15 00:51:14,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:51:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:14,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:14,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:14,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:51:14,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:14,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:51:14,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:14,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:14,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:14,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:14,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:14,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:14,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:51:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:14,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:14,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:14,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:51:14,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:14,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:14,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:51:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:14,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:14,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:14,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:51:14,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:14,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:51:14,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:14,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:14,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:14,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:51:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:14,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:14,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:14,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:51:14,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:14,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:51:14,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:14,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:14,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:14,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:14,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:14,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:14,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:51:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:14,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:14,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:14,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 00:51:14,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:51:14,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:51:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:51:15,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:51:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:51:15,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:51:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:51:15,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:51:15,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:51:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:51:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:51:15,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:51:15,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:51:15,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:51:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:51:15,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:51:15,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:51:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:51:15,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 00:51:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:51:15,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:51:15,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-15 00:51:15,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:51:15,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:51:15,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:51:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:51:15,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:51:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:51:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 00:51:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:51:15,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:51:15,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:51:15,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 00:51:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:51:15,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:51:15,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:51:15,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:51:15,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:51:15,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:51:15,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-15 00:51:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:51:15,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:51:15,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:51:15,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:51:15,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:51:15,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-15 00:51:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:51:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:51:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:51:15,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:51:15,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:51:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 00:51:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:51:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-15 00:51:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:51:15,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:51:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:51:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:51:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:51:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:51:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-15 00:51:15,533 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [750033847] [2020-10-15 00:51:15,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:51:15,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-15 00:51:15,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442685826] [2020-10-15 00:51:15,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-15 00:51:15,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:51:15,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-15 00:51:15,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2020-10-15 00:51:15,535 INFO L87 Difference]: Start difference. First operand 2467 states and 3077 transitions. Second operand 25 states. [2020-10-15 00:51:17,468 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-15 00:51:19,062 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:51:20,995 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:51:24,099 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:51:25,488 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-15 00:51:27,606 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:51:28,841 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-15 00:51:30,641 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-15 00:51:31,828 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-15 00:51:35,337 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:51:36,529 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-15 00:51:38,029 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 506 [2020-10-15 00:51:39,233 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-15 00:51:40,518 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 506