/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 23:28:11,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 23:28:11,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 23:28:11,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 23:28:11,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 23:28:11,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 23:28:11,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 23:28:11,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 23:28:11,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 23:28:11,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 23:28:11,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 23:28:11,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 23:28:11,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 23:28:11,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 23:28:11,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 23:28:11,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 23:28:11,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 23:28:11,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 23:28:11,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 23:28:11,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 23:28:11,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 23:28:11,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 23:28:11,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 23:28:11,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 23:28:11,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 23:28:11,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 23:28:11,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 23:28:11,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 23:28:11,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 23:28:11,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 23:28:11,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 23:28:11,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 23:28:11,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 23:28:11,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 23:28:11,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 23:28:11,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 23:28:11,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 23:28:11,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 23:28:11,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 23:28:11,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 23:28:11,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 23:28:11,984 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 [2020-09-24 23:28:12,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 23:28:12,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 23:28:12,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 23:28:12,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 23:28:12,035 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 23:28:12,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 23:28:12,036 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 23:28:12,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 23:28:12,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 23:28:12,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 23:28:12,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 23:28:12,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 23:28:12,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 23:28:12,039 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 23:28:12,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 23:28:12,039 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 23:28:12,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 23:28:12,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 23:28:12,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 23:28:12,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 23:28:12,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 23:28:12,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 23:28:12,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 23:28:12,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 23:28:12,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 23:28:12,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 23:28:12,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 23:28:12,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 23:28:12,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 23:28:12,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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; 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; 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; 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; 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; [2020-09-24 23:28:13,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 23:28:13,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 23:28:13,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 23:28:13,269 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 23:28:13,269 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 23:28:13,271 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-24 23:28:13,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6525c64c6/8316da3b729147059b5b657aa5f79bbe/FLAG67dbf20d9 [2020-09-24 23:28:14,032 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 23:28:14,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-24 23:28:14,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6525c64c6/8316da3b729147059b5b657aa5f79bbe/FLAG67dbf20d9 [2020-09-24 23:28:14,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6525c64c6/8316da3b729147059b5b657aa5f79bbe [2020-09-24 23:28:14,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 23:28:14,266 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 23:28:14,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 23:28:14,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 23:28:14,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 23:28:14,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:28:14" (1/1) ... [2020-09-24 23:28:14,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:14, skipping insertion in model container [2020-09-24 23:28:14,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:28:14" (1/1) ... [2020-09-24 23:28:14,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 23:28:14,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 23:28:15,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 23:28:15,168 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 23:28:15,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 23:28:15,408 INFO L208 MainTranslator]: Completed translation [2020-09-24 23:28:15,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15 WrapperNode [2020-09-24 23:28:15,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 23:28:15,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 23:28:15,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 23:28:15,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 23:28:15,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (1/1) ... [2020-09-24 23:28:15,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 23:28:15,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 23:28:15,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 23:28:15,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 23:28:15,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (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 [2020-09-24 23:28:15,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 23:28:15,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 23:28:15,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 23:28:15,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-09-24 23:28:15,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-09-24 23:28:15,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-09-24 23:28:15,718 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-09-24 23:28:15,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-09-24 23:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 23:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 23:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-09-24 23:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 23:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 23:28:15,721 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 23:28:15,721 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 23:28:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 23:28:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-09-24 23:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-09-24 23:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-09-24 23:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-09-24 23:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-09-24 23:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-09-24 23:28:15,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-09-24 23:28:15,725 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-09-24 23:28:15,726 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-09-24 23:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-09-24 23:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-09-24 23:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-09-24 23:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-09-24 23:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-09-24 23:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-09-24 23:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-09-24 23:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-09-24 23:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-09-24 23:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-09-24 23:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-09-24 23:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-09-24 23:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-09-24 23:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-09-24 23:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-09-24 23:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-09-24 23:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-09-24 23:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-09-24 23:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-09-24 23:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-09-24 23:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-09-24 23:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-09-24 23:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-09-24 23:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-09-24 23:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-24 23:28:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 23:28:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-09-24 23:28:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 23:28:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 23:28:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 23:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 23:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 23:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 23:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-09-24 23:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-09-24 23:28:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-09-24 23:28:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-09-24 23:28:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-09-24 23:28:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-09-24 23:28:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-09-24 23:28:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-09-24 23:28:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-09-24 23:28:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-09-24 23:28:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-09-24 23:28:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-09-24 23:28:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-09-24 23:28:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-09-24 23:28:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-09-24 23:28:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-09-24 23:28:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-09-24 23:28:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-09-24 23:28:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-09-24 23:28:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-09-24 23:28:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-09-24 23:28:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-09-24 23:28:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-09-24 23:28:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-09-24 23:28:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-09-24 23:28:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-09-24 23:28:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-09-24 23:28:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-09-24 23:28:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-09-24 23:28:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-09-24 23:28:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-09-24 23:28:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-09-24 23:28:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-09-24 23:28:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 23:28:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 23:28:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 23:28:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-09-24 23:28:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-09-24 23:28:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-09-24 23:28:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 23:28:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 23:28:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 23:28:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-09-24 23:28:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-09-24 23:28:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-09-24 23:28:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-09-24 23:28:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-09-24 23:28:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-09-24 23:28:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-09-24 23:28:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-09-24 23:28:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-09-24 23:28:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-09-24 23:28:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 23:28:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 23:28:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 23:28:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-09-24 23:28:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 23:28:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 23:28:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-09-24 23:28:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-09-24 23:28:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-09-24 23:28:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-09-24 23:28:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-09-24 23:28:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-09-24 23:28:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-09-24 23:28:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-09-24 23:28:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-09-24 23:28:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-09-24 23:28:15,757 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-09-24 23:28:15,757 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-09-24 23:28:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-09-24 23:28:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-09-24 23:28:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-09-24 23:28:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-09-24 23:28:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-09-24 23:28:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-09-24 23:28:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-09-24 23:28:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-09-24 23:28:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-09-24 23:28:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-09-24 23:28:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-09-24 23:28:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-09-24 23:28:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-09-24 23:28:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-09-24 23:28:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-09-24 23:28:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-09-24 23:28:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-09-24 23:28:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-09-24 23:28:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-09-24 23:28:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-09-24 23:28:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-24 23:28:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 23:28:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-09-24 23:28:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-09-24 23:28:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 23:28:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 23:28:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 23:28:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 23:28:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 23:28:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 23:28:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 23:28:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-09-24 23:28:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-09-24 23:28:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-09-24 23:28:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-09-24 23:28:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-09-24 23:28:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-09-24 23:28:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-09-24 23:28:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-09-24 23:28:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-09-24 23:28:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-09-24 23:28:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-09-24 23:28:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 23:28:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 23:28:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 23:28:18,026 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 23:28:18,026 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-24 23:28:18,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 11:28:18 BoogieIcfgContainer [2020-09-24 23:28:18,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 23:28:18,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 23:28:18,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 23:28:18,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 23:28:18,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 11:28:14" (1/3) ... [2020-09-24 23:28:18,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6091ab82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 11:28:18, skipping insertion in model container [2020-09-24 23:28:18,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:28:15" (2/3) ... [2020-09-24 23:28:18,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6091ab82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 11:28:18, skipping insertion in model container [2020-09-24 23:28:18,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 11:28:18" (3/3) ... [2020-09-24 23:28:18,046 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-09-24 23:28:18,059 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 23:28:18,071 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 23:28:18,094 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 23:28:18,128 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 23:28:18,129 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 23:28:18,129 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 23:28:18,129 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 23:28:18,129 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 23:28:18,129 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 23:28:18,129 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 23:28:18,130 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 23:28:18,167 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states. [2020-09-24 23:28:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2020-09-24 23:28:18,201 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 23:28:18,203 INFO L422 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 23:28:18,204 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 23:28:18,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 23:28:18,212 INFO L82 PathProgramCache]: Analyzing trace with hash -1063984080, now seen corresponding path program 1 times [2020-09-24 23:28:18,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 23:28:18,224 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [474184437] [2020-09-24 23:28:18,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 23:28:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:18,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:19,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:21,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:23,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:23,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 447 [2020-09-24 23:28:23,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-24 23:28:23,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-09-24 23:28:23,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-09-24 23:28:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 196 [2020-09-24 23:28:23,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-09-24 23:28:23,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-24 23:28:25,697 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 499 [2020-09-24 23:28:25,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 23:28:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:25,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:25,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:25,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-09-24 23:28:25,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:25,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-09-24 23:28:25,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:25,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:25,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:25,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:25,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:25,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-24 23:28:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:25,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:25,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:25,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 23:28:25,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:25,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 23:28:25,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:25,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:25,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:25,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:25,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:25,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-24 23:28:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:25,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:25,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:25,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 23:28:25,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:25,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 23:28:25,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:25,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-24 23:28:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:25,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:26,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:26,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 23:28:26,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:26,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 23:28:26,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:26,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:26,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-24 23:28:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:26,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:26,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:26,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-24 23:28:27,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-24 23:28:27,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1477 [2020-09-24 23:28:27,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:27,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-24 23:28:27,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:27,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 23:28:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 23:28:27,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:27,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 23:28:27,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:27,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:27,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:27,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 23:28:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:27,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:27,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 23:28:27,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:27,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:27,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 23:28:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 23:28:27,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-24 23:28:27,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-09-24 23:28:27,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 23:28:27,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:27,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 23:28:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:27,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:27,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 23:28:27,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:27,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:27,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:27,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-24 23:28:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-24 23:28:27,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:27,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-24 23:28:27,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 23:28:27,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:27,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 23:28:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:27,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:27,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:27,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 23:28:27,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:27,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:27,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-09-24 23:28:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:27,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 23:28:28,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-09-24 23:28:28,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 23:28:28,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 23:28:28,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 23:28:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:28,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 23:28:28,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:28,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 23:28:28,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-24 23:28:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:28,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-24 23:28:28,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 23:28:28,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 23:28:28,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-24 23:28:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 23:28:28,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 23:28:28,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:28,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 23:28:28,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-24 23:28:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:28,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 23:28:28,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:28,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 23:28:28,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-24 23:28:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 23:28:28,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-24 23:28:28,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 23:28:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 23:28:28,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-24 23:28:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-24 23:28:28,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 23:28:28,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:28:28,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-24 23:28:28,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 23:28:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 23:28:28,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 23:28:28,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:28:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:28,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-24 23:28:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 23:28:28,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 23:28:28,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 23:28:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 23:28:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 23:28:28,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:28:28,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2020-09-24 23:28:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:28:28,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:28:28,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:28:28,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 23:28:28,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:28:28,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 23:28:28,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-24 23:28:28,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:28:28,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-24 23:28:28,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:28:28,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:28:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-24 23:28:28,846 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [474184437] [2020-09-24 23:28:28,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 23:28:28,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-09-24 23:28:28,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656380933] [2020-09-24 23:28:28,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-09-24 23:28:28,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 23:28:28,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-09-24 23:28:28,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2020-09-24 23:28:28,884 INFO L87 Difference]: Start difference. First operand 578 states. Second operand 25 states. [2020-09-24 23:28:31,129 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-24 23:28:34,091 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-24 23:28:37,865 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:28:39,762 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-24 23:28:42,253 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:28:44,913 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:28:50,583 WARN L193 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 507 DAG size of output: 506 [2020-09-24 23:28:53,814 WARN L193 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 510 DAG size of output: 508 [2020-09-24 23:28:55,498 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:28:57,179 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-24 23:28:58,808 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:29:00,391 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:29:01,988 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-24 23:29:03,900 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-24 23:29:05,453 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 508 [2020-09-24 23:29:09,576 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 501