/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SHALLOWEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec8_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:12:24,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:12:24,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:12:24,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:12:24,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:12:24,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:12:24,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:12:24,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:12:24,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:12:24,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:12:24,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:12:24,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:12:24,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:12:24,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:12:24,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:12:24,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:12:24,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:12:24,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:12:24,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:12:24,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:12:24,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:12:24,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:12:24,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:12:24,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:12:24,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:12:24,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:12:24,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:12:24,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:12:24,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:12:24,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:12:24,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:12:24,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:12:24,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:12:24,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:12:24,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:12:24,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:12:24,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:12:24,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:12:24,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:12:24,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:12:24,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:12:24,996 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 [2020-10-27 03:12:25,053 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:12:25,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:12:25,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:12:25,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:12:25,056 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:12:25,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:12:25,058 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:12:25,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:12:25,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:12:25,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:12:25,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:12:25,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:12:25,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:12:25,061 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:12:25,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:12:25,061 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:12:25,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:12:25,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:12:25,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:12:25,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:12:25,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:12:25,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:12:25,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:12:25,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:12:25,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:12:25,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:12:25,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:12:25,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:12:25,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:12:25,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:12:25,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:12:25,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:12:25,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:12:25,578 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:12:25,578 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:12:25,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product30.cil.c [2020-10-27 03:12:25,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e3613762/e26ccef54a734b59abbd0d8fe334bc86/FLAG17e6f1631 [2020-10-27 03:12:26,538 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:12:26,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product30.cil.c [2020-10-27 03:12:26,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e3613762/e26ccef54a734b59abbd0d8fe334bc86/FLAG17e6f1631 [2020-10-27 03:12:26,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e3613762/e26ccef54a734b59abbd0d8fe334bc86 [2020-10-27 03:12:26,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:12:26,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:12:26,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:12:26,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:12:26,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:12:26,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:12:26" (1/1) ... [2020-10-27 03:12:26,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608ccabf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:26, skipping insertion in model container [2020-10-27 03:12:26,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:12:26" (1/1) ... [2020-10-27 03:12:26,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:12:26,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:12:27,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:12:27,497 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:12:27,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:12:27,709 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:12:27,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27 WrapperNode [2020-10-27 03:12:27,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:12:27,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:12:27,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:12:27,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:12:27,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (1/1) ... [2020-10-27 03:12:27,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:12:27,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:12:27,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:12:27,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:12:27,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (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 [2020-10-27 03:12:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:12:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:12:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:12:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:12:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 03:12:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 03:12:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 03:12:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 03:12:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 03:12:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 03:12:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 03:12:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 03:12:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:12:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:12:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 03:12:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 03:12:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 03:12:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 03:12:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 03:12:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 03:12:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 03:12:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 03:12:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 03:12:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 03:12:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 03:12:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 03:12:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:12:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:12:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:12:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 03:12:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 03:12:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:12:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 03:12:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 03:12:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 03:12:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 03:12:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-27 03:12:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 03:12:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 03:12:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 03:12:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 03:12:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 03:12:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 03:12:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 03:12:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 03:12:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 03:12:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 03:12:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 03:12:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 03:12:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 03:12:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 03:12:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 03:12:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 03:12:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 03:12:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 03:12:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 03:12:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 03:12:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 03:12:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 03:12:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 03:12:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 03:12:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 03:12:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 03:12:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 03:12:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 03:12:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 03:12:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 03:12:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 03:12:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 03:12:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 03:12:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 03:12:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 03:12:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 03:12:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 03:12:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 03:12:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 03:12:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 03:12:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 03:12:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 03:12:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 03:12:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 03:12:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 03:12:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 03:12:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 03:12:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 03:12:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 03:12:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 03:12:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 03:12:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:12:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:12:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:12:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:12:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:12:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:12:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 03:12:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 03:12:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 03:12:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 03:12:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 03:12:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 03:12:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 03:12:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 03:12:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 03:12:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:12:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:12:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:12:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 03:12:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 03:12:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 03:12:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 03:12:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 03:12:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 03:12:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 03:12:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 03:12:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 03:12:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 03:12:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 03:12:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:12:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:12:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:12:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 03:12:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 03:12:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 03:12:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 03:12:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 03:12:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 03:12:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 03:12:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2020-10-27 03:12:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 03:12:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 03:12:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:12:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:12:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:12:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:12:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:12:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:12:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:12:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:12:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:12:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:12:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 03:12:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 03:12:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 03:12:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 03:12:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 03:12:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 03:12:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 03:12:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 03:12:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 03:12:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 03:12:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 03:12:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 03:12:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 03:12:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 03:12:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 03:12:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 03:12:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 03:12:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:12:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:12:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:12:30,785 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:12:30,785 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 03:12:30,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:12:30 BoogieIcfgContainer [2020-10-27 03:12:30,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:12:30,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:12:30,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:12:30,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:12:30,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:12:26" (1/3) ... [2020-10-27 03:12:30,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59995ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:12:30, skipping insertion in model container [2020-10-27 03:12:30,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:12:27" (2/3) ... [2020-10-27 03:12:30,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59995ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:12:30, skipping insertion in model container [2020-10-27 03:12:30,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:12:30" (3/3) ... [2020-10-27 03:12:30,798 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product30.cil.c [2020-10-27 03:12:30,811 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:12:30,817 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:12:30,832 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:12:30,864 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:12:30,864 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:12:30,865 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:12:30,865 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:12:30,865 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:12:30,865 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:12:30,865 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:12:30,865 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:12:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states. [2020-10-27 03:12:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 03:12:30,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:12:30,922 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:12:30,922 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:12:30,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:12:30,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1906363304, now seen corresponding path program 1 times [2020-10-27 03:12:30,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:12:30,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [821855539] [2020-10-27 03:12:30,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:12:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:31,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:31,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:32,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:36,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:36,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 03:12:36,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:12:36,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 03:12:36,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:36,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:12:36,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:12:36,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:12:36,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:12:38,809 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:12:38,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:12:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:38,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:38,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:38,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:12:38,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:38,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 03:12:38,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:38,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:38,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:12:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:38,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:38,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:38,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:12:38,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:38,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:38,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:38,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:38,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:38,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:38,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:38,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:12:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:38,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:38,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:38,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:12:38,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:38,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:38,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:12:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:38,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:38,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:38,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:12:38,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:38,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:38,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:38,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:38,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:38,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:38,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:38,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:12:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:39,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:39,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:39,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:39,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:12:44,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:12:44,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:12:44,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:12:44,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:12:44,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:12:44,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 03:12:44,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:44,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:12:44,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:44,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:44,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:44,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:12:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:44,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:12:44,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-27 03:12:44,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:12:44,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:12:44,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:12:44,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:44,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 03:12:44,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:12:44,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:12:44,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:12:44,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:12:44,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:12:44,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:12:44,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:12:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:12:44,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:12:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:12:44,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:12:44,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:12:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:12:44,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:44,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:44,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:12:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:12:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:12:44,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:12:44,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:12:44,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:12:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:12:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:12:44,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:12:44,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:12:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:12:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:12:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:12:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 03:12:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:12:44,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:12:44,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:12:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:12:44,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 03:12:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 03:12:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 03:12:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:12:44,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:12:44,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:12:44,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:12:44,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:12:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:12:44,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [821855539] [2020-10-27 03:12:44,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:12:44,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 03:12:44,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463045251] [2020-10-27 03:12:44,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 03:12:44,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:12:44,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 03:12:44,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:12:44,934 INFO L87 Difference]: Start difference. First operand 552 states. Second operand 18 states. [2020-10-27 03:12:50,936 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 03:12:54,437 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:12:56,893 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:12:59,422 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:13:01,846 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:13:31,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:13:31,925 INFO L93 Difference]: Finished difference Result 1487 states and 2209 transitions. [2020-10-27 03:13:31,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2020-10-27 03:13:31,928 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 159 [2020-10-27 03:13:31,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:13:31,956 INFO L225 Difference]: With dead ends: 1487 [2020-10-27 03:13:31,957 INFO L226 Difference]: Without dead ends: 858 [2020-10-27 03:13:31,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1946 ImplicationChecksByTransitivity, 17.2s TimeCoverageRelationStatistics Valid=1158, Invalid=4694, Unknown=0, NotChecked=0, Total=5852 [2020-10-27 03:13:31,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2020-10-27 03:13:32,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 512. [2020-10-27 03:13:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-10-27 03:13:32,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 678 transitions. [2020-10-27 03:13:32,440 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 678 transitions. Word has length 159 [2020-10-27 03:13:32,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:13:32,441 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 678 transitions. [2020-10-27 03:13:32,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 03:13:32,441 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 678 transitions. [2020-10-27 03:13:32,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:13:32,460 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:13:32,461 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:13:32,461 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:13:32,462 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:13:32,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:13:32,466 INFO L82 PathProgramCache]: Analyzing trace with hash 1547599866, now seen corresponding path program 1 times [2020-10-27 03:13:32,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:13:32,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1205132210] [2020-10-27 03:13:32,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:13:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:32,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:32,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:32,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:32,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:33,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:35,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:37,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:37,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-27 03:13:37,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:13:37,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 03:13:37,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:37,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:13:37,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:13:37,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:13:37,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:39,906 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:13:39,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:13:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:39,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:39,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:39,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:13:39,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:39,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 03:13:39,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:39,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:39,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:13:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:39,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:39,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:39,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:13:39,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:39,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:13:39,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:39,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:40,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:40,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:40,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:40,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:13:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:40,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:40,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:40,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:13:40,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:40,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:13:40,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:40,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:40,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:13:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:40,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:40,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:40,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:13:40,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:40,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:40,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:40,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:40,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:13:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:40,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:40,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:40,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:40,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:40,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 03:13:45,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:13:45,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 03:13:45,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:13:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:13:45,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:13:45,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:13:45,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:13:45,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:13:45,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:13:45,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:13:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:13:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:13:45,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:13:45,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-27 03:13:45,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:13:45,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:13:45,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:13:45,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:13:45,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:13:45,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:13:45,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:13:45,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:13:45,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:13:45,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:13:45,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:13:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:13:45,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:13:45,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:13:45,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:13:45,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:13:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:13:45,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:13:45,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:13:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:13:45,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:13:45,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:13:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:13:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:13:45,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:13:45,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:13:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:13:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:13:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:13:45,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:13:45,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:13:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:13:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:13:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:13:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:45,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 03:13:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:13:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:45,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 03:13:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:13:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:13:45,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:13:45,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:13:45,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:13:45,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:13:45,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:13:45,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:13:45,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:13:45,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:13:45,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:13:45,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:13:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:13:45,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1205132210] [2020-10-27 03:13:45,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:13:45,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 03:13:45,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458981438] [2020-10-27 03:13:45,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 03:13:45,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:13:45,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 03:13:45,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:13:45,734 INFO L87 Difference]: Start difference. First operand 512 states and 678 transitions. Second operand 16 states. [2020-10-27 03:13:50,726 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 599 [2020-10-27 03:13:53,559 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:13:55,901 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:13:58,749 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 03:14:20,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:14:20,365 INFO L93 Difference]: Finished difference Result 1323 states and 1876 transitions. [2020-10-27 03:14:20,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 03:14:20,366 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 161 [2020-10-27 03:14:20,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:14:20,374 INFO L225 Difference]: With dead ends: 1323 [2020-10-27 03:14:20,374 INFO L226 Difference]: Without dead ends: 860 [2020-10-27 03:14:20,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 13.1s TimeCoverageRelationStatistics Valid=458, Invalid=1522, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 03:14:20,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-10-27 03:14:20,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 514. [2020-10-27 03:14:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2020-10-27 03:14:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 681 transitions. [2020-10-27 03:14:20,678 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 681 transitions. Word has length 161 [2020-10-27 03:14:20,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:14:20,679 INFO L481 AbstractCegarLoop]: Abstraction has 514 states and 681 transitions. [2020-10-27 03:14:20,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 03:14:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 681 transitions. [2020-10-27 03:14:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 03:14:20,687 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:14:20,688 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:14:20,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:14:20,689 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:14:20,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:14:20,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1369205900, now seen corresponding path program 1 times [2020-10-27 03:14:20,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:14:20,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1868944890] [2020-10-27 03:14:20,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:14:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:20,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:20,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:21,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:21,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:24,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:25,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:25,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5135 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-27 03:14:25,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:28,458 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:14:28,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:14:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:28,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:28,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:14:28,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:28,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 03:14:28,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:28,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:28,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:28,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:14:28,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:28,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:14:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:28,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:28,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:14:28,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:28,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:14:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:28,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:28,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:14:28,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:28,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:28,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:28,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:28,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:14:28,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:28,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:14:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:28,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:28,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:14:28,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:28,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:28,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:28,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:28,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:28,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:14:28,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:28,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:14:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:28,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:28,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:29,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:33,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 03:14:33,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:14:33,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 03:14:33,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:33,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 03:14:33,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:33,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 03:14:33,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:33,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:33,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:33,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:14:33,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:33,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:14:33,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:33,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:33,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:33,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:33,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:33,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:33,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:33,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:33,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:33,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:33,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:33,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:33,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:33,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:33,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:33,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:33,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:33,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:14:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:33,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:33,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:33,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:33,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:33,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:33,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:33,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:14:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:33,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:33,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:33,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 03:14:33,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:14:34,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:14:34,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:34,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:14:34,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:14:34,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:14:34,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:14:34,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:14:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:14:34,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:14:34,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:14:34,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:14:34,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:14:34,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:14:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:14:34,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:14:34,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:34,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:14:34,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:14:34,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:14:34,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:14:34,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:34,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:14:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:14:34,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:14:34,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:14:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:14:34,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:14:34,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:14:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:14:34,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:14:34,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:34,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:14:34,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:14:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:14:34,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:14:34,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:14:34,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 03:14:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:14:34,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:14:34,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:14:34,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:14:34,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:14:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:14:34,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 03:14:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:14:34,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:14:34,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:14:34,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:14:34,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:14:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:14:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:14:34,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 03:14:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:34,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:14:34,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 03:14:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:34,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:14:34,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 03:14:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:14:34,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:14:34,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:14:34,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:14:34,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:14:34,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:14:34,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:14:34,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:14:34,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:14:34,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:14:34,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:14:34,832 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:14:34,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1868944890] [2020-10-27 03:14:34,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:14:34,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-27 03:14:34,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560745967] [2020-10-27 03:14:34,833 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-27 03:14:34,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:14:34,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-27 03:14:34,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=798, Unknown=0, NotChecked=0, Total=870 [2020-10-27 03:14:34,835 INFO L87 Difference]: Start difference. First operand 514 states and 681 transitions. Second operand 30 states. [2020-10-27 03:14:40,678 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:14:44,220 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 03:14:49,729 WARN L193 SmtUtils]: Spent 4.70 s on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2020-10-27 03:14:54,689 WARN L193 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 603 DAG size of output: 601 [2020-10-27 03:14:59,511 WARN L193 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 598 DAG size of output: 596 [2020-10-27 03:15:04,870 WARN L193 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2020-10-27 03:15:09,738 WARN L193 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 603 DAG size of output: 601 [2020-10-27 03:15:15,418 WARN L193 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2020-10-27 03:15:20,860 WARN L193 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2020-10-27 03:15:25,736 WARN L193 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 604 DAG size of output: 602 [2020-10-27 03:15:30,712 WARN L193 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2020-10-27 03:15:31,101 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-10-27 03:15:32,276 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-10-27 03:15:37,568 WARN L193 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2020-10-27 03:15:37,895 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-10-27 03:15:38,168 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-10-27 03:15:38,442 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2020-10-27 03:15:39,210 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-10-27 03:15:39,730 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-10-27 03:15:44,744 WARN L193 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 600 DAG size of output: 598 [2020-10-27 03:15:47,876 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:15:56,610 WARN L193 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 602 DAG size of output: 600 [2020-10-27 03:16:01,614 WARN L193 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 600 DAG size of output: 598 [2020-10-27 03:16:06,527 WARN L193 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 603 DAG size of output: 601 [2020-10-27 03:16:11,570 WARN L193 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 603 DAG size of output: 601