/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:36:27,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:36:27,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:36:28,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:36:28,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:36:28,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:36:28,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:36:28,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:36:28,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:36:28,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:36:28,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:36:28,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:36:28,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:36:28,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:36:28,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:36:28,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:36:28,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:36:28,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:36:28,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:36:28,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:36:28,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:36:28,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:36:28,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:36:28,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:36:28,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:36:28,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:36:28,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:36:28,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:36:28,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:36:28,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:36:28,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:36:28,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:36:28,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:36:28,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:36:28,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:36:28,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:36:28,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:36:28,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:36:28,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:36:28,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:36:28,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:36:28,080 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:36:28,118 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:36:28,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:36:28,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:36:28,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:36:28,121 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:36:28,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:36:28,121 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:36:28,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:36:28,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:36:28,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:36:28,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:36:28,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:36:28,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:36:28,124 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:36:28,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:36:28,124 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:36:28,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:36:28,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:36:28,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:36:28,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:36:28,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:36:28,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:36:28,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:36:28,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:36:28,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:36:28,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:36:28,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:36:28,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:36:28,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:36:28,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:36:28,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:36:28,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:36:28,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:36:28,482 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:36:28,482 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:36:28,483 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c [2020-10-12 17:36:28,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53981cbfb/27d91d7bafff4f568c1d4c2e5d0dc930/FLAG671712820 [2020-10-12 17:36:29,243 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:36:29,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c [2020-10-12 17:36:29,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53981cbfb/27d91d7bafff4f568c1d4c2e5d0dc930/FLAG671712820 [2020-10-12 17:36:29,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53981cbfb/27d91d7bafff4f568c1d4c2e5d0dc930 [2020-10-12 17:36:29,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:36:29,415 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:36:29,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:36:29,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:36:29,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:36:29,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:36:29" (1/1) ... [2020-10-12 17:36:29,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f284b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:29, skipping insertion in model container [2020-10-12 17:36:29,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:36:29" (1/1) ... [2020-10-12 17:36:29,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:36:29,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:36:30,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:36:30,243 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:36:30,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:36:30,483 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:36:30,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30 WrapperNode [2020-10-12 17:36:30,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:36:30,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:36:30,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:36:30,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:36:30,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... [2020-10-12 17:36:30,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:36:30,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:36:30,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:36:30,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:36:30,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:36:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:36:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:36:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:36:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:36:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:36:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:36:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:36:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:36:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:36:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:36:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:36:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:36:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:36:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:36:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:36:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:36:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:36:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:36:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:36:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:36:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:36:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:36:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:36:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:36:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:36:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:36:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:36:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:36:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:36:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:36:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:36:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:36:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:36:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:36:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:36:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:36:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:36:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:36:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:36:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:36:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:36:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:36:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:36:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:36:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:36:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:36:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:36:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:36:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:36:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:36:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:36:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:36:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:36:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:36:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:36:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-12 17:36:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-12 17:36:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:36:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:36:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-12 17:36:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:36:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:36:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:36:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:36:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:36:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:36:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:36:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-12 17:36:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:36:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:36:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:36:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:36:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:36:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:36:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:36:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:36:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:36:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:36:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:36:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:36:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:36:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:36:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:36:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:36:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:36:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:36:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:36:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:36:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:36:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:36:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:36:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:36:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:36:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:36:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:36:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:36:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:36:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:36:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:36:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:36:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:36:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:36:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:36:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:36:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:36:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:36:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:36:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:36:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:36:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:36:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:36:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:36:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:36:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:36:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:36:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:36:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:36:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:36:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:36:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:36:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:36:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:36:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:36:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:36:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:36:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:36:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:36:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:36:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:36:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:36:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:36:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:36:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:36:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:36:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:36:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:36:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:36:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:36:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:36:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:36:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:36:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:36:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:36:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:36:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:36:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:36:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:36:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:36:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:36:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:36:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:36:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:36:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:36:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:36:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:36:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:36:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:36:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:36:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:36:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:36:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:36:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:36:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:36:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:36:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:36:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:36:33,126 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:36:33,126 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:36:33,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:33 BoogieIcfgContainer [2020-10-12 17:36:33,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:36:33,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:36:33,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:36:33,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:36:33,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:36:29" (1/3) ... [2020-10-12 17:36:33,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff936b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:36:33, skipping insertion in model container [2020-10-12 17:36:33,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:30" (2/3) ... [2020-10-12 17:36:33,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff936b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:36:33, skipping insertion in model container [2020-10-12 17:36:33,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:33" (3/3) ... [2020-10-12 17:36:33,142 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product12.cil.c [2020-10-12 17:36:33,154 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:36:33,164 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:36:33,179 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:36:33,206 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:36:33,206 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:36:33,206 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:36:33,206 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:36:33,206 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:36:33,207 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:36:33,207 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:36:33,207 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:36:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states. [2020-10-12 17:36:33,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-12 17:36:33,279 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:36:33,280 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] [2020-10-12 17:36:33,281 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:36:33,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:36:33,288 INFO L82 PathProgramCache]: Analyzing trace with hash 469498935, now seen corresponding path program 1 times [2020-10-12 17:36:33,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:36:33,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1360822219] [2020-10-12 17:36:33,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:36:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:33,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:34,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:34,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:34,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:37,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:38,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:38,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:38,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-12 17:36:38,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:36:38,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-12 17:36:38,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:38,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-12 17:36:38,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:36:38,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-12 17:36:38,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:36:40,628 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:36:40,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:36:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:40,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:40,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:40,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:36:40,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:40,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 161 [2020-10-12 17:36:40,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:40,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:36:40,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:40,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:36:40,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:36:40,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:36:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:40,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:40,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:40,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:36:40,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:40,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:36:40,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:36:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:36:40,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:40,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:36:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:40,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:40,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:40,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:36:40,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:40,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:40,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:36:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:36:40,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:40,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:36:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:40,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:40,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:40,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:36:40,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:40,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:36:40,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:40,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:36:40,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:40,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:36:40,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:40,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:36:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:40,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:41,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:41,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:41,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:44,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:45,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:45,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:36:45,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:36:45,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:36:45,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:36:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:36:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:36:45,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:36:46,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:36:46,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:36:46,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:36:46,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:36:46,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:46,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:36:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:46,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:36:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:36:46,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:36:46,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-12 17:36:46,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:36:46,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:36:46,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:36:46,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:36:46,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:36:46,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:36:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:36:46,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:36:46,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:36:46,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:36:46,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:36:46,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:36:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:36:46,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:36:46,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:36:46,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:36:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:36:46,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:36:46,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:36:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:36:46,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:36:46,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:36:46,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:36:46,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:36:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:46,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:46,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:36:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:36:46,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 17:36:46,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:36:46,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:36:46,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:36:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:36:46,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:36:46,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:36:46,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:36:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:36:46,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:36:46,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:36:46,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:36:46,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:36:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:46,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:46,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:46,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:36:46,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:36:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:46,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:36:46,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:46,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:36:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:46,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:46,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:47,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:36:47,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:47,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:36:47,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:47,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:36:47,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:36:47,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:36:47,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:47,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-12 17:36:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:47,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:47,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:47,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:47,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:47,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:47,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:47,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:47,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:36:47,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:47,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:36:47,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:36:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:47,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:47,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:47,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:47,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:47,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:36:47,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:36:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:47,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:36:47,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-12 17:36:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:47,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:47,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:47,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:36:47,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:47,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:36:47,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:47,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:36:47,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:47,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:47,149 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:36:47,150 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1360822219] [2020-10-12 17:36:47,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:36:47,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-12 17:36:47,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050171602] [2020-10-12 17:36:47,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-12 17:36:47,159 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:36:47,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-12 17:36:47,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=857, Unknown=0, NotChecked=0, Total=930 [2020-10-12 17:36:47,176 INFO L87 Difference]: Start difference. First operand 428 states. Second operand 31 states. [2020-10-12 17:36:50,258 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:36:52,370 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:36:56,045 WARN L193 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 556 DAG size of output: 554 [2020-10-12 17:36:58,837 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:01,657 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:04,404 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:09,816 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:12,647 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 562 DAG size of output: 560 [2020-10-12 17:37:15,645 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:19,709 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:24,100 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 558 DAG size of output: 556 [2020-10-12 17:37:26,237 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:37:29,014 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 560 DAG size of output: 558 [2020-10-12 17:37:31,770 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 558 DAG size of output: 556 [2020-10-12 17:37:34,527 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 561 DAG size of output: 559 [2020-10-12 17:37:37,304 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 561 DAG size of output: 559 [2020-10-12 17:37:40,529 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 561 DAG size of output: 559 [2020-10-12 17:37:43,469 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 559 DAG size of output: 557 [2020-10-12 17:37:46,301 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 562 DAG size of output: 560 [2020-10-12 17:37:49,165 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 560 DAG size of output: 558 [2020-10-12 17:37:54,680 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:37:57,294 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:37:59,984 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-12 17:38:01,537 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:38:02,919 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:38:25,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:38:25,143 INFO L93 Difference]: Finished difference Result 1875 states and 2798 transitions. [2020-10-12 17:38:25,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2020-10-12 17:38:25,149 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 145 [2020-10-12 17:38:25,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:38:25,185 INFO L225 Difference]: With dead ends: 1875 [2020-10-12 17:38:25,185 INFO L226 Difference]: Without dead ends: 1324 [2020-10-12 17:38:25,203 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7366 ImplicationChecksByTransitivity, 64.5s TimeCoverageRelationStatistics Valid=3278, Invalid=17314, Unknown=0, NotChecked=0, Total=20592 [2020-10-12 17:38:25,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2020-10-12 17:38:25,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 902. [2020-10-12 17:38:25,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 902 states. [2020-10-12 17:38:25,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1240 transitions. [2020-10-12 17:38:25,707 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1240 transitions. Word has length 145 [2020-10-12 17:38:25,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:38:25,708 INFO L479 AbstractCegarLoop]: Abstraction has 902 states and 1240 transitions. [2020-10-12 17:38:25,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-12 17:38:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1240 transitions. [2020-10-12 17:38:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-12 17:38:25,714 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:38:25,714 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:38:25,715 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:38:25,715 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:38:25,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:38:25,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1652212427, now seen corresponding path program 1 times [2020-10-12 17:38:25,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:38:25,716 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1669716081] [2020-10-12 17:38:25,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:38:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:25,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:25,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:25,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:26,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:26,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:30,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:30,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-12 17:38:30,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:38:30,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-12 17:38:30,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:30,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-12 17:38:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:38:30,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:32,045 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:38:32,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:38:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:32,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:32,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:38:32,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:32,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 17:38:32,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:32,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:32,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:38:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:32,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:32,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:38:32,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:32,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:38:32,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:32,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:32,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:32,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:32,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:32,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:38:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:32,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:32,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:38:32,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:32,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:38:32,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:32,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:32,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:32,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:32,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:32,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:38:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:32,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:32,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:38:32,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:32,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:32,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:32,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:32,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:38:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:32,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:32,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:38:37,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:38:37,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:38:37,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:38:37,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:38:37,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:38:37,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:38:37,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:38:37,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:38:37,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:38:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:38:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:38:37,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:38:37,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 17:38:37,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:37,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:38:37,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:38:37,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:38:37,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:38:37,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:38:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:38:37,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:38:37,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:38:37,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:38:37,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:38:37,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:38:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:38:37,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:38:37,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:38:37,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:38:37,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:38:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:38:37,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:38:37,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:38:37,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:38:37,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:38:37,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:38:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:38:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:38:37,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:38:37,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:38:37,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:38:37,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:38:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:37,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:38:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:37,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-12 17:38:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:38:37,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:38:37,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 17:38:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:38:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:37,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-12 17:38:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:37,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:37,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:38:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:37,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:37,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:37,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:37,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:37,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:37,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:37,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:37,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:37,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:37,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:38:37,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1669716081] [2020-10-12 17:38:37,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:38:37,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:38:37,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074292312] [2020-10-12 17:38:37,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:38:37,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:38:37,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:38:37,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:38:37,976 INFO L87 Difference]: Start difference. First operand 902 states and 1240 transitions. Second operand 17 states. [2020-10-12 17:38:41,446 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:38:43,198 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:38:44,702 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:38:46,274 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:38:59,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:38:59,866 INFO L93 Difference]: Finished difference Result 2155 states and 3099 transitions. [2020-10-12 17:38:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-12 17:38:59,873 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 148 [2020-10-12 17:38:59,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:38:59,883 INFO L225 Difference]: With dead ends: 2155 [2020-10-12 17:38:59,884 INFO L226 Difference]: Without dead ends: 1304 [2020-10-12 17:38:59,888 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2020-10-12 17:38:59,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2020-10-12 17:39:00,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 909. [2020-10-12 17:39:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2020-10-12 17:39:00,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1252 transitions. [2020-10-12 17:39:00,238 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1252 transitions. Word has length 148 [2020-10-12 17:39:00,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:39:00,239 INFO L479 AbstractCegarLoop]: Abstraction has 909 states and 1252 transitions. [2020-10-12 17:39:00,239 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:39:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1252 transitions. [2020-10-12 17:39:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-12 17:39:00,243 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:39:00,243 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:39:00,243 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:39:00,244 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:39:00,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:39:00,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1903468619, now seen corresponding path program 1 times [2020-10-12 17:39:00,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:39:00,245 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2055242804] [2020-10-12 17:39:00,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:39:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:01,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:01,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:02,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:05,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:05,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-12 17:39:05,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:39:05,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-12 17:39:05,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:05,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-12 17:39:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:39:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-12 17:39:05,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:07,045 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:39:07,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:39:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:07,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:07,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:39:07,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:07,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-12 17:39:07,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:07,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:07,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:07,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:39:07,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:07,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:39:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:07,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:07,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:39:07,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:07,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:07,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:07,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:07,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:07,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:39:07,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:07,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:39:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:07,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:07,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:39:07,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:07,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:07,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:07,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:07,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:07,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:39:07,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:07,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:39:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:07,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:07,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:39:07,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:07,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:07,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:39:07,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:07,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:39:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:07,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:07,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:11,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:11,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:39:11,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:39:11,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4737 [2020-10-12 17:39:11,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:11,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:39:11,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:11,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 17:39:11,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:39:12,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:39:12,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:39:12,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:39:12,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:39:12,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:12,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:39:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:12,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:39:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:39:12,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:39:12,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-12 17:39:12,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:39:12,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 17:39:12,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:39:12,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:39:12,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:39:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:39:12,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:39:12,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:39:12,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:39:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:39:12,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:39:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:39:12,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:39:12,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:39:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:39:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:39:12,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:39:12,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:39:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:39:12,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:39:12,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:12,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:39:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:12,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:39:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:39:12,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:39:12,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:39:12,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:39:12,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:39:12,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:39:12,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:39:12,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:39:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:39:12,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:39:12,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:39:12,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:12,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:39:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:39:12,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:39:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:39:12,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:39:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:39:12,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:39:12,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:39:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:39:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:39:12,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 17:39:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:12,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-12 17:39:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:12,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:12,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-12 17:39:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:12,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:12,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:12,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:12,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:39:12,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2055242804] [2020-10-12 17:39:12,995 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:39:12,995 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-12 17:39:12,996 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153271837] [2020-10-12 17:39:12,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-12 17:39:12,996 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:39:12,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-12 17:39:12,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=849, Unknown=0, NotChecked=0, Total=930 [2020-10-12 17:39:12,997 INFO L87 Difference]: Start difference. First operand 909 states and 1252 transitions. Second operand 31 states. [2020-10-12 17:39:16,671 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:39:18,561 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:39:20,911 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:39:22,342 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:39:23,839 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:25,275 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-12 17:39:26,679 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:39:28,140 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:39:29,984 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-12 17:39:31,842 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:34,090 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:39:35,607 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:39:37,222 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:40,054 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:42,783 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:39:44,963 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:46,404 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:39:47,848 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:39:49,354 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:50,919 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:39:52,833 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:39:54,550 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:39:56,262 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-12 17:39:57,946 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:40:03,276 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:40:05,954 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:40:08,817 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-12 17:40:10,423 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 555