/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=NARROWEST --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_spec8_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:20:44,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:20:44,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:20:44,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:20:44,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:20:44,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:20:44,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:20:44,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:20:44,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:20:44,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:20:44,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:20:44,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:20:44,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:20:44,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:20:44,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:20:44,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:20:44,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:20:44,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:20:44,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:20:44,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:20:44,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:20:44,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:20:44,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:20:44,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:20:44,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:20:44,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:20:44,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:20:44,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:20:44,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:20:44,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:20:44,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:20:44,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:20:44,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:20:44,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:20:44,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:20:44,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:20:44,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:20:44,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:20:44,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:20:44,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:20:44,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:20:44,743 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 [2020-10-13 12:20:44,787 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:20:44,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:20:44,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:20:44,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:20:44,790 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:20:44,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:20:44,791 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:20:44,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:20:44,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:20:44,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:20:44,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:20:44,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:20:44,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:20:44,793 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:20:44,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:20:44,794 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:20:44,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:20:44,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:20:44,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:20:44,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:20:44,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:20:44,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:20:44,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:20:44,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:20:44,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:20:44,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:20:44,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:20:44,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:20:44,796 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:20:44,797 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:20:45,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:20:45,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:20:45,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:20:45,092 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:20:45,093 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:20:45,093 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c [2020-10-13 12:20:45,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e4b5b5863/39ee6fd722e240cfaa7d32c85c89060f/FLAG35d35e8a1 [2020-10-13 12:20:45,736 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:20:45,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c [2020-10-13 12:20:45,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e4b5b5863/39ee6fd722e240cfaa7d32c85c89060f/FLAG35d35e8a1 [2020-10-13 12:20:45,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e4b5b5863/39ee6fd722e240cfaa7d32c85c89060f [2020-10-13 12:20:46,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:20:46,007 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:20:46,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:20:46,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:20:46,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:20:46,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:45" (1/1) ... [2020-10-13 12:20:46,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d8a404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:46, skipping insertion in model container [2020-10-13 12:20:46,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:45" (1/1) ... [2020-10-13 12:20:46,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:20:46,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:20:46,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:20:46,877 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:20:47,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:20:47,150 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:20:47,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47 WrapperNode [2020-10-13 12:20:47,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:20:47,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:20:47,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:20:47,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:20:47,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (1/1) ... [2020-10-13 12:20:47,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:20:47,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:20:47,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:20:47,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:20:47,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (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 [2020-10-13 12:20:47,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:20:47,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:20:47,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:20:47,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:20:47,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:20:47,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:20:47,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:20:47,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:20:47,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:20:47,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:20:47,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:20:47,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:20:47,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:20:47,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:20:47,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:20:47,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:20:47,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:20:47,458 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:20:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:20:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:20:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:20:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:20:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:20:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:20:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:20:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:20:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:20:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:20:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:20:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:20:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:20:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:20:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:20:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:20:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:20:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:20:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:20:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:20:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:20:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:20:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:20:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:20:47,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:20:47,466 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:20:47,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:20:47,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:20:47,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:20:47,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:20:47,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:20:47,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:20:47,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:20:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:20:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:20:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:20:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:20:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-13 12:20:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-13 12:20:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 12:20:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:20:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 12:20:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:20:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:20:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:20:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:20:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 12:20:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:20:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:20:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-13 12:20:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:20:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:20:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:20:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:20:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:20:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:20:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:20:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:20:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:20:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:20:47,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:20:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:20:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:20:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:20:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:20:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:20:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:20:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:20:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:20:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:20:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:20:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:20:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:20:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:20:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:20:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:20:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:20:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:20:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:20:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:20:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:20:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:20:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:20:47,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:20:47,480 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:20:47,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:20:47,480 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:20:47,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:20:47,481 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:20:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:20:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:20:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:20:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:20:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:20:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:20:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:20:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:20:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:20:47,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:20:47,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:20:47,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:20:47,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:20:47,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:20:47,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:20:47,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:20:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:20:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:20:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:20:47,488 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:20:47,491 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:20:47,491 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:20:47,491 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:20:47,492 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:20:47,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:20:47,492 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:20:47,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:20:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:20:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:20:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:20:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:20:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:20:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:20:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:20:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:20:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:20:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:20:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:20:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:20:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:20:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:20:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:20:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:20:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:20:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:20:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:20:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:20:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:20:47,508 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:20:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:20:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:20:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:20:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:20:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:20:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:20:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:20:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:20:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:20:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:20:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:20:47,511 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:20:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 12:20:47,513 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:20:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:20:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:20:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:20:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:20:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:20:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:20:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:20:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:20:49,458 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:20:49,458 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:20:49,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:49 BoogieIcfgContainer [2020-10-13 12:20:49,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:20:49,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:20:49,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:20:49,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:20:49,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:20:45" (1/3) ... [2020-10-13 12:20:49,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42c3d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:49, skipping insertion in model container [2020-10-13 12:20:49,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:47" (2/3) ... [2020-10-13 12:20:49,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42c3d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:49, skipping insertion in model container [2020-10-13 12:20:49,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:49" (3/3) ... [2020-10-13 12:20:49,473 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product12.cil.c [2020-10-13 12:20:49,484 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:20:49,492 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:20:49,507 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:20:49,533 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:20:49,534 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:20:49,534 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:20:49,534 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:20:49,534 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:20:49,534 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:20:49,534 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:20:49,534 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:20:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states. [2020-10-13 12:20:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 12:20:49,591 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:20:49,595 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:20:49,596 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:20:49,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:20:49,603 INFO L82 PathProgramCache]: Analyzing trace with hash 469498935, now seen corresponding path program 1 times [2020-10-13 12:20:49,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:20:49,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83531306] [2020-10-13 12:20:49,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:20:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:50,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:50,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:50,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:50,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:54,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:54,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:55,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:55,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-13 12:20:55,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:20:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5071 [2020-10-13 12:20:55,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:55,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:55,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:20:55,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:55,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:20:57,239 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:20:57,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:20:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:57,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:57,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:20:57,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:57,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 12:20:57,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:57,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:57,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:20:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:57,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:57,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:20:57,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:57,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:57,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:57,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:57,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:57,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:57,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:57,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:20:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:57,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:57,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:20:57,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:57,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:57,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:57,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:57,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:20:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:57,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:57,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:20:57,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:57,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:57,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:57,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:57,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:20:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:57,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:58,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:02,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:02,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:21:02,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:02,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:21:02,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:02,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:21:02,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:02,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:02,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:02,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:21:02,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:02,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:21:02,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:02,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:21:02,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:02,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:02,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:02,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:21:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:02,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:21:02,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:02,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:02,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:02,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:21:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:02,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 12:21:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:02,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:02,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:21:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:02,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:21:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:02,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:02,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:21:02,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:21:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:02,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:02,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:02,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:02,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:02,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:02,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:02,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:02,847 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:21:02,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83531306] [2020-10-13 12:21:02,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:21:02,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 12:21:02,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924238053] [2020-10-13 12:21:02,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:21:02,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:02,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:21:02,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:21:02,871 INFO L87 Difference]: Start difference. First operand 428 states. Second operand 10 states. [2020-10-13 12:21:12,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:21:12,366 INFO L93 Difference]: Finished difference Result 875 states and 1290 transitions. [2020-10-13 12:21:12,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 12:21:12,368 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-13 12:21:12,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:21:12,390 INFO L225 Difference]: With dead ends: 875 [2020-10-13 12:21:12,390 INFO L226 Difference]: Without dead ends: 625 [2020-10-13 12:21:12,396 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:21:12,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2020-10-13 12:21:12,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 383. [2020-10-13 12:21:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-13 12:21:12,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 514 transitions. [2020-10-13 12:21:12,640 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 514 transitions. Word has length 145 [2020-10-13 12:21:12,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:21:12,641 INFO L479 AbstractCegarLoop]: Abstraction has 383 states and 514 transitions. [2020-10-13 12:21:12,641 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:21:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 514 transitions. [2020-10-13 12:21:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 12:21:12,648 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:21:12,648 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:21:12,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:21:12,649 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:21:12,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:21:12,649 INFO L82 PathProgramCache]: Analyzing trace with hash 312738911, now seen corresponding path program 1 times [2020-10-13 12:21:12,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:21:12,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018685943] [2020-10-13 12:21:12,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:21:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:12,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:13,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-13 12:21:17,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:17,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-13 12:21:17,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:21:17,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:21:17,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:21:17,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:19,114 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:21:19,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:21:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:19,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:19,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:19,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:19,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 12:21:19,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:19,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:19,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:19,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:19,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:19,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:19,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:19,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:19,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:19,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:19,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:19,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:19,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:19,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:21:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:19,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:19,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:19,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:19,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:19,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:19,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:19,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:19,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:19,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:19,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:21:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:19,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:19,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:19,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:19,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:19,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:19,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:19,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:19,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:19,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:19,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:21:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:19,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:19,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:20,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:24,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:24,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:21:24,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:24,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:21:24,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:24,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:24,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:24,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:21:24,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:24,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:24,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:24,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:21:24,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:24,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:24,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:21:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:24,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:21:24,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:24,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:24,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:24,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:21:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:24,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:21:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:24,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:24,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:21:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:21:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:24,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:21:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:24,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:24,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:24,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:24,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:24,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:24,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:24,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:24,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:24,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:24,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:21:24,649 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018685943] [2020-10-13 12:21:24,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:21:24,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:21:24,650 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176918899] [2020-10-13 12:21:24,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:21:24,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:24,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:21:24,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:21:24,653 INFO L87 Difference]: Start difference. First operand 383 states and 514 transitions. Second operand 11 states. [2020-10-13 12:21:29,178 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:21:39,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:21:39,021 INFO L93 Difference]: Finished difference Result 790 states and 1132 transitions. [2020-10-13 12:21:39,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:21:39,023 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-13 12:21:39,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:21:39,030 INFO L225 Difference]: With dead ends: 790 [2020-10-13 12:21:39,030 INFO L226 Difference]: Without dead ends: 628 [2020-10-13 12:21:39,034 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 12:21:39,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-10-13 12:21:39,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 385. [2020-10-13 12:21:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-13 12:21:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 516 transitions. [2020-10-13 12:21:39,211 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 516 transitions. Word has length 146 [2020-10-13 12:21:39,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:21:39,212 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 516 transitions. [2020-10-13 12:21:39,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:21:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 516 transitions. [2020-10-13 12:21:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-13 12:21:39,216 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:21:39,216 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:21:39,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:21:39,217 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:21:39,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:21:39,217 INFO L82 PathProgramCache]: Analyzing trace with hash 19675627, now seen corresponding path program 1 times [2020-10-13 12:21:39,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:21:39,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1325825609] [2020-10-13 12:21:39,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:21:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:39,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:39,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:39,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:39,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:40,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:40,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:44,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:44,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-13 12:21:44,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:21:44,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:21:44,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:21:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:21:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:21:44,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:45,584 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:21:45,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:21:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:45,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:45,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:45,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:45,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 12:21:45,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:45,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:45,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:45,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:45,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:45,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:45,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:45,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:45,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:45,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:45,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:45,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:45,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:21:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:45,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:45,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:45,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:45,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:45,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:45,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:45,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:45,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:45,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:45,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:21:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:45,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:45,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:45,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:45,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:45,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:45,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:45,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:45,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:45,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:45,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:21:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:45,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:45,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:46,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4604 [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:50,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:50,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:50,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:50,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:50,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:50,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:50,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:50,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:50,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:50,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 12:21:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:50,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:21:50,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:50,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:21:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:50,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:21:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:50,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:50,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:21:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:50,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:50,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:21:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:50,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:50,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:21:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:50,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:50,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:50,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:50,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:50,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:50,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:50,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:50,637 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:21:50,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1325825609] [2020-10-13 12:21:50,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:21:50,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:21:50,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365152268] [2020-10-13 12:21:50,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:21:50,640 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:50,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:21:50,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:21:50,641 INFO L87 Difference]: Start difference. First operand 385 states and 516 transitions. Second operand 11 states. [2020-10-13 12:21:54,897 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:22:06,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:06,040 INFO L93 Difference]: Finished difference Result 1064 states and 1594 transitions. [2020-10-13 12:22:06,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:22:06,041 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-13 12:22:06,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:06,048 INFO L225 Difference]: With dead ends: 1064 [2020-10-13 12:22:06,048 INFO L226 Difference]: Without dead ends: 744 [2020-10-13 12:22:06,054 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:22:06,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2020-10-13 12:22:06,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 423. [2020-10-13 12:22:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-10-13 12:22:06,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 582 transitions. [2020-10-13 12:22:06,271 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 582 transitions. Word has length 152 [2020-10-13 12:22:06,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:06,272 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 582 transitions. [2020-10-13 12:22:06,272 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:22:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 582 transitions. [2020-10-13 12:22:06,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-13 12:22:06,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:06,275 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:22:06,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:22:06,276 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:06,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:06,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1390914625, now seen corresponding path program 1 times [2020-10-13 12:22:06,277 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:06,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1030575979] [2020-10-13 12:22:06,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:06,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:07,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:11,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:11,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-13 12:22:11,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:11,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 12:22:11,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:22:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:22:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:22:11,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,625 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:22:12,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:22:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:12,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:12,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:22:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:12,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:12,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:22:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:12,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:12,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:22:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:13,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4190 [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:16,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:16,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:16,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:16,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:16,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:16,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:16,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:16,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:16,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:22:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:22:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 12:22:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:22:17,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:17,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:22:17,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 12:22:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:22:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:22:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:22:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 12:22:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:22:17,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1030575979] [2020-10-13 12:22:17,187 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:22:17,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:22:17,188 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400720068] [2020-10-13 12:22:17,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:22:17,189 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:22:17,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:22:17,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:22:17,190 INFO L87 Difference]: Start difference. First operand 423 states and 582 transitions. Second operand 12 states. [2020-10-13 12:22:20,662 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:22:21,946 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:22:31,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:31,902 INFO L93 Difference]: Finished difference Result 966 states and 1454 transitions. [2020-10-13 12:22:31,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 12:22:31,904 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 153 [2020-10-13 12:22:31,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:31,910 INFO L225 Difference]: With dead ends: 966 [2020-10-13 12:22:31,910 INFO L226 Difference]: Without dead ends: 804 [2020-10-13 12:22:31,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:22:31,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2020-10-13 12:22:32,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 466. [2020-10-13 12:22:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-13 12:22:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 654 transitions. [2020-10-13 12:22:32,079 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 654 transitions. Word has length 153 [2020-10-13 12:22:32,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:32,080 INFO L479 AbstractCegarLoop]: Abstraction has 466 states and 654 transitions. [2020-10-13 12:22:32,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:22:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 654 transitions. [2020-10-13 12:22:32,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-13 12:22:32,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:32,083 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:22:32,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:22:32,083 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:32,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:32,083 INFO L82 PathProgramCache]: Analyzing trace with hash -922696284, now seen corresponding path program 1 times [2020-10-13 12:22:32,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:32,084 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1358543583] [2020-10-13 12:22:32,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:32,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:32,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:32,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:32,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:32,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:32,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:37,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:37,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 12:22:37,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:22:37,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:22:37,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:37,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:22:37,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:22:37,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:22:37,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,413 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:22:38,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:22:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:38,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:38,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:38,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:22:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:22:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:22:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:22:43,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:43,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4593 [2020-10-13 12:22:43,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:43,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:43,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:43,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:22:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:43,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:43,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:43,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:22:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:43,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:43,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:22:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:22:43,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:43,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:22:43,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:22:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:43,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:22:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:22:43,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:22:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:43,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:43,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:22:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:43,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:43,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:22:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:43,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:43,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:43,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:43,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:43,338 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:22:43,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1358543583] [2020-10-13 12:22:43,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:22:43,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:22:43,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912757517] [2020-10-13 12:22:43,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:22:43,339 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:22:43,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:22:43,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:22:43,340 INFO L87 Difference]: Start difference. First operand 466 states and 654 transitions. Second operand 11 states. [2020-10-13 12:22:46,912 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:22:57,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:57,148 INFO L93 Difference]: Finished difference Result 1426 states and 2259 transitions. [2020-10-13 12:22:57,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:22:57,149 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-13 12:22:57,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:57,157 INFO L225 Difference]: With dead ends: 1426 [2020-10-13 12:22:57,157 INFO L226 Difference]: Without dead ends: 1034 [2020-10-13 12:22:57,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:22:57,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2020-10-13 12:22:57,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 545. [2020-10-13 12:22:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-13 12:22:57,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 787 transitions. [2020-10-13 12:22:57,389 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 787 transitions. Word has length 159 [2020-10-13 12:22:57,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:57,389 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 787 transitions. [2020-10-13 12:22:57,390 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:22:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 787 transitions. [2020-10-13 12:22:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 12:22:57,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:57,394 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:22:57,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:22:57,394 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:57,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:57,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1783874079, now seen corresponding path program 2 times [2020-10-13 12:22:57,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:57,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1815197754] [2020-10-13 12:22:57,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:57,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:02,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 12:23:02,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:23:02,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,769 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:23:03,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:23:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:03,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:03,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:23:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:03,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:03,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:23:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:03,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:03,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:23:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:04,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4014 [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:07,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:23:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:23:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:23:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:08,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:08,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:08,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:08,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:23:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:08,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:08,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:23:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:23:08,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:08,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:23:08,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:23:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:08,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:08,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:08,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:23:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:08,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:08,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:08,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:23:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:08,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:08,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:08,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:08,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:23:08,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1815197754] [2020-10-13 12:23:08,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:23:08,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:23:08,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315913731] [2020-10-13 12:23:08,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:23:08,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:23:08,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:23:08,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:23:08,126 INFO L87 Difference]: Start difference. First operand 545 states and 787 transitions. Second operand 11 states. [2020-10-13 12:23:11,606 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:23:21,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:23:21,504 INFO L93 Difference]: Finished difference Result 1469 states and 2325 transitions. [2020-10-13 12:23:21,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:23:21,505 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 12:23:21,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:23:21,512 INFO L225 Difference]: With dead ends: 1469 [2020-10-13 12:23:21,512 INFO L226 Difference]: Without dead ends: 1034 [2020-10-13 12:23:21,515 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:23:21,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2020-10-13 12:23:21,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 545. [2020-10-13 12:23:21,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-13 12:23:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 785 transitions. [2020-10-13 12:23:21,734 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 785 transitions. Word has length 160 [2020-10-13 12:23:21,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:23:21,735 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 785 transitions. [2020-10-13 12:23:21,735 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:23:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 785 transitions. [2020-10-13 12:23:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 12:23:21,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:23:21,739 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:23:21,739 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:23:21,739 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:23:21,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:23:21,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1287197458, now seen corresponding path program 1 times [2020-10-13 12:23:21,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:23:21,740 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1041508005] [2020-10-13 12:23:21,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:23:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:21,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:21,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:21,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:21,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:22,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:24,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:26,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:23:26,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:28,135 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:23:28,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:23:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:28,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:28,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:28,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:28,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:28,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:28,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:28,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:28,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:28,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:28,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:28,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:28,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:23:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:28,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:28,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:28,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:23:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:28,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:28,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:28,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:28,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:28,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:28,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:28,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:28,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:28,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:28,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:23:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:28,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:23:32,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:23:32,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4227 [2020-10-13 12:23:32,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:32,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:32,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:32,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:32,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:23:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:32,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:32,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:32,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:23:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:32,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:32,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:32,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:32,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:32,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:23:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:23:32,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:32,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:23:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:32,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:32,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:23:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:32,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:23:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:23:32,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:23:32,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:23:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:32,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:32,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:23:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:23:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:32,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:32,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:32,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:32,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:32,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:32,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:32,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:32,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:32,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:32,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:32,723 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:23:32,723 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1041508005] [2020-10-13 12:23:32,723 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:23:32,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:23:32,724 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636898450] [2020-10-13 12:23:32,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:23:32,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:23:32,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:23:32,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:23:32,725 INFO L87 Difference]: Start difference. First operand 545 states and 785 transitions. Second operand 11 states. [2020-10-13 12:23:36,553 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:23:48,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:23:48,809 INFO L93 Difference]: Finished difference Result 1935 states and 3195 transitions. [2020-10-13 12:23:48,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:23:48,810 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 12:23:48,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:23:48,820 INFO L225 Difference]: With dead ends: 1935 [2020-10-13 12:23:48,820 INFO L226 Difference]: Without dead ends: 1470 [2020-10-13 12:23:48,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:23:48,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2020-10-13 12:23:49,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 691. [2020-10-13 12:23:49,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 691 states. [2020-10-13 12:23:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1030 transitions. [2020-10-13 12:23:49,215 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1030 transitions. Word has length 160 [2020-10-13 12:23:49,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:23:49,215 INFO L479 AbstractCegarLoop]: Abstraction has 691 states and 1030 transitions. [2020-10-13 12:23:49,215 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:23:49,216 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1030 transitions. [2020-10-13 12:23:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 12:23:49,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:23:49,219 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:23:49,219 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:23:49,220 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:23:49,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:23:49,220 INFO L82 PathProgramCache]: Analyzing trace with hash -809457082, now seen corresponding path program 1 times [2020-10-13 12:23:49,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:23:49,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [273571976] [2020-10-13 12:23:49,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:23:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:49,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:49,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:49,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:49,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:49,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:49,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:50,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:50,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:50,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:50,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:50,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:50,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:54,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:23:54,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:23:54,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:55,588 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:23:55,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:23:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:55,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:55,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:55,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:55,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:55,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:55,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:55,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:55,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:23:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:55,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:55,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:55,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:55,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:23:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:55,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:55,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:55,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:55,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:55,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:23:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:55,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:55,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:56,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:23:59,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:23:59,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3969 [2020-10-13 12:23:59,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:59,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:59,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:59,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:23:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:59,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:59,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:23:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 12:23:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:59,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:59,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:23:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:23:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:23:59,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:23:59,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:23:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:59,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 12:23:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 12:23:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:59,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:59,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:59,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:59,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:59,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:59,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:59,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:59,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:23:59,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [273571976] [2020-10-13 12:23:59,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:23:59,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:23:59,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972840820] [2020-10-13 12:23:59,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:23:59,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:23:59,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:23:59,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:23:59,893 INFO L87 Difference]: Start difference. First operand 691 states and 1030 transitions. Second operand 11 states. [2020-10-13 12:24:03,262 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:24:14,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:24:14,456 INFO L93 Difference]: Finished difference Result 2907 states and 4983 transitions. [2020-10-13 12:24:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:24:14,459 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2020-10-13 12:24:14,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:24:14,474 INFO L225 Difference]: With dead ends: 2907 [2020-10-13 12:24:14,475 INFO L226 Difference]: Without dead ends: 2302 [2020-10-13 12:24:14,479 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:24:14,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2020-10-13 12:24:15,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 969. [2020-10-13 12:24:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2020-10-13 12:24:15,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1495 transitions. [2020-10-13 12:24:15,123 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1495 transitions. Word has length 161 [2020-10-13 12:24:15,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:24:15,124 INFO L479 AbstractCegarLoop]: Abstraction has 969 states and 1495 transitions. [2020-10-13 12:24:15,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:24:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1495 transitions. [2020-10-13 12:24:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 12:24:15,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:24:15,129 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:24:15,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:24:15,130 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:24:15,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:24:15,130 INFO L82 PathProgramCache]: Analyzing trace with hash -276990386, now seen corresponding path program 1 times [2020-10-13 12:24:15,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:24:15,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1155591843] [2020-10-13 12:24:15,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:24:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:15,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:15,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:15,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:15,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:15,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:15,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:15,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:16,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:16,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:16,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:17,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:20,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:20,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 12:24:20,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:24:20,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-13 12:24:20,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:24:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:24:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:24:20,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:21,468 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:24:21,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:24:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:21,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:21,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:24:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:21,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:21,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:24:21,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:21,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:21,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:21,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:21,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:21,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:21,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:21,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:24:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:21,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:21,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:24:21,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:21,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:21,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:21,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:21,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:24:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:21,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:21,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:24:21,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:21,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:21,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:21,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:21,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:21,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:21,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:21,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:24:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:21,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:21,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:22,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:24:25,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:24:25,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4354 [2020-10-13 12:24:25,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:25,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:25,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:25,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:25,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:25,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:24:25,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:25,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:25,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:25,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:25,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:25,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:25,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:25,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:25,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:25,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:25,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:25,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:25,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:25,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:25,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:25,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:25,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:25,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:24:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:25,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:25,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:25,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:25,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:25,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:25,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:25,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:25,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:25,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:25,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:25,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:25,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:25,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:24:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:26,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 12:24:26,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:24:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:24:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:26,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:24:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:26,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:24:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:24:26,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:26,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:24:26,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:24:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:24:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:26,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 12:24:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:26,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:26,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:26,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:24:26,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1155591843] [2020-10-13 12:24:26,214 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:24:26,215 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:24:26,215 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504333968] [2020-10-13 12:24:26,215 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:24:26,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:24:26,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:24:26,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:24:26,216 INFO L87 Difference]: Start difference. First operand 969 states and 1495 transitions. Second operand 11 states. [2020-10-13 12:24:30,423 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 553