/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 [2020-09-25 10:48:49,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 10:48:49,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 10:48:49,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 10:48:49,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 10:48:49,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 10:48:49,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 10:48:49,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 10:48:49,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 10:48:49,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 10:48:49,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 10:48:49,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 10:48:49,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 10:48:49,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 10:48:49,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 10:48:49,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 10:48:49,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 10:48:49,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 10:48:49,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 10:48:49,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 10:48:49,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 10:48:49,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 10:48:49,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 10:48:49,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 10:48:49,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 10:48:49,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 10:48:49,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 10:48:49,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 10:48:49,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 10:48:49,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 10:48:49,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 10:48:49,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 10:48:49,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 10:48:49,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 10:48:49,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 10:48:49,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 10:48:49,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 10:48:49,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 10:48:49,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 10:48:49,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 10:48:49,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 10:48:49,204 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 [2020-09-25 10:48:49,243 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 10:48:49,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 10:48:49,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 10:48:49,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 10:48:49,245 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 10:48:49,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 10:48:49,246 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 10:48:49,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 10:48:49,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 10:48:49,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 10:48:49,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 10:48:49,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 10:48:49,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 10:48:49,247 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 10:48:49,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 10:48:49,248 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 10:48:49,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 10:48:49,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 10:48:49,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 10:48:49,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 10:48:49,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 10:48:49,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 10:48:49,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 10:48:49,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 10:48:49,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 10:48:49,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 10:48:49,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 10:48:49,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 10:48:49,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 10:48:49,251 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true; [2020-09-25 10:48:49,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 10:48:50,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 10:48:50,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 10:48:50,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 10:48:50,011 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 10:48:50,012 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-25 10:48:50,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/68b301b5d/71e1a581ffc441ed844558f3a47ebdca/FLAG4ac4bede8 [2020-09-25 10:48:50,850 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 10:48:50,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-25 10:48:50,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/68b301b5d/71e1a581ffc441ed844558f3a47ebdca/FLAG4ac4bede8 [2020-09-25 10:48:51,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/68b301b5d/71e1a581ffc441ed844558f3a47ebdca [2020-09-25 10:48:51,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 10:48:51,054 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 10:48:51,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 10:48:51,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 10:48:51,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 10:48:51,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:48:51" (1/1) ... [2020-09-25 10:48:51,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445b6256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:51, skipping insertion in model container [2020-09-25 10:48:51,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:48:51" (1/1) ... [2020-09-25 10:48:51,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 10:48:51,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 10:48:51,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 10:48:51,876 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 10:48:52,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 10:48:52,094 INFO L208 MainTranslator]: Completed translation [2020-09-25 10:48:52,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52 WrapperNode [2020-09-25 10:48:52,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 10:48:52,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 10:48:52,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 10:48:52,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 10:48:52,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (1/1) ... [2020-09-25 10:48:52,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 10:48:52,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 10:48:52,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 10:48:52,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 10:48:52,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (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 [2020-09-25 10:48:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 10:48:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 10:48:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 10:48:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-09-25 10:48:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-09-25 10:48:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-09-25 10:48:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-09-25 10:48:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-09-25 10:48:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 10:48:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 10:48:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-09-25 10:48:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 10:48:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 10:48:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 10:48:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 10:48:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 10:48:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-09-25 10:48:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-09-25 10:48:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-09-25 10:48:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-09-25 10:48:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-09-25 10:48:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-09-25 10:48:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-09-25 10:48:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-09-25 10:48:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-09-25 10:48:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-09-25 10:48:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-09-25 10:48:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-09-25 10:48:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-09-25 10:48:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-09-25 10:48:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-09-25 10:48:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-09-25 10:48:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-09-25 10:48:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-09-25 10:48:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-09-25 10:48:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-09-25 10:48:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-09-25 10:48:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-09-25 10:48:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-09-25 10:48:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-09-25 10:48:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-09-25 10:48:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-09-25 10:48:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-09-25 10:48:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-09-25 10:48:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-09-25 10:48:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-09-25 10:48:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-09-25 10:48:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-09-25 10:48:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-09-25 10:48:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-25 10:48:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 10:48:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-09-25 10:48:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 10:48:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 10:48:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 10:48:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 10:48:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 10:48:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 10:48:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-09-25 10:48:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-09-25 10:48:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-09-25 10:48:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-09-25 10:48:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-09-25 10:48:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-09-25 10:48:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-09-25 10:48:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-09-25 10:48:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-09-25 10:48:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-09-25 10:48:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-09-25 10:48:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-09-25 10:48:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-09-25 10:48:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-09-25 10:48:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-09-25 10:48:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-09-25 10:48:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-09-25 10:48:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-09-25 10:48:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-09-25 10:48:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-09-25 10:48:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-09-25 10:48:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-09-25 10:48:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-09-25 10:48:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-09-25 10:48:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-09-25 10:48:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-09-25 10:48:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-09-25 10:48:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-09-25 10:48:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-09-25 10:48:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-09-25 10:48:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-09-25 10:48:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-09-25 10:48:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-09-25 10:48:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 10:48:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 10:48:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 10:48:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-09-25 10:48:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-09-25 10:48:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-09-25 10:48:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 10:48:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 10:48:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 10:48:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-09-25 10:48:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-09-25 10:48:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-09-25 10:48:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-09-25 10:48:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-09-25 10:48:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-09-25 10:48:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-09-25 10:48:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-09-25 10:48:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-09-25 10:48:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-09-25 10:48:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 10:48:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 10:48:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 10:48:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-09-25 10:48:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 10:48:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 10:48:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-09-25 10:48:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-09-25 10:48:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-09-25 10:48:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-09-25 10:48:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-09-25 10:48:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-09-25 10:48:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-09-25 10:48:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-09-25 10:48:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-09-25 10:48:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-09-25 10:48:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-09-25 10:48:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-09-25 10:48:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-09-25 10:48:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-09-25 10:48:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-09-25 10:48:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-09-25 10:48:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-09-25 10:48:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-09-25 10:48:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-09-25 10:48:52,398 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-09-25 10:48:52,398 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-09-25 10:48:52,398 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-09-25 10:48:52,398 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-09-25 10:48:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-09-25 10:48:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-09-25 10:48:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-09-25 10:48:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-09-25 10:48:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-09-25 10:48:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-09-25 10:48:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-09-25 10:48:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-09-25 10:48:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-09-25 10:48:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-25 10:48:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 10:48:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-09-25 10:48:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-09-25 10:48:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 10:48:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 10:48:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 10:48:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 10:48:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 10:48:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 10:48:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 10:48:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 10:48:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 10:48:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 10:48:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 10:48:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 10:48:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 10:48:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 10:48:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 10:48:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 10:48:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-09-25 10:48:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-09-25 10:48:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-09-25 10:48:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-09-25 10:48:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-09-25 10:48:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-09-25 10:48:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-09-25 10:48:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-09-25 10:48:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-09-25 10:48:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-09-25 10:48:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-09-25 10:48:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-09-25 10:48:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-09-25 10:48:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-09-25 10:48:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-09-25 10:48:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-09-25 10:48:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-09-25 10:48:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-09-25 10:48:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-09-25 10:48:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-09-25 10:48:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-09-25 10:48:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-09-25 10:48:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-09-25 10:48:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-09-25 10:48:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-09-25 10:48:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-09-25 10:48:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 10:48:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 10:48:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 10:48:54,976 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 10:48:54,977 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-25 10:48:54,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 10:48:54 BoogieIcfgContainer [2020-09-25 10:48:54,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 10:48:54,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 10:48:54,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 10:48:54,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 10:48:54,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 10:48:51" (1/3) ... [2020-09-25 10:48:54,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5074d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 10:48:54, skipping insertion in model container [2020-09-25 10:48:54,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:48:52" (2/3) ... [2020-09-25 10:48:54,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5074d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 10:48:54, skipping insertion in model container [2020-09-25 10:48:54,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 10:48:54" (3/3) ... [2020-09-25 10:48:54,999 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-09-25 10:48:55,011 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 10:48:55,024 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 10:48:55,047 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 10:48:55,084 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 10:48:55,084 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 10:48:55,084 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 10:48:55,084 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 10:48:55,084 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 10:48:55,085 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 10:48:55,085 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 10:48:55,085 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 10:48:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states. [2020-09-25 10:48:55,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2020-09-25 10:48:55,153 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:48:55,155 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] [2020-09-25 10:48:55,155 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:48:55,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:48:55,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1063984080, now seen corresponding path program 1 times [2020-09-25 10:48:55,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:48:55,176 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [152652612] [2020-09-25 10:48:55,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:48:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:48:55,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:48:56,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:48:56,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:48:58,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:00,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:00,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 447 [2020-09-25 10:49:00,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 10:49:00,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-09-25 10:49:00,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:00,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-09-25 10:49:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 196 [2020-09-25 10:49:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-09-25 10:49:00,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 10:49:02,745 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 499 [2020-09-25 10:49:02,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:49:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:02,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:02,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:02,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-09-25 10:49:02,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:02,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-09-25 10:49:02,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:02,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:02,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:02,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:03,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-25 10:49:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:03,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:03,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:03,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:49:03,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:03,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 10:49:03,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:03,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:03,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:03,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:03,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:03,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 10:49:03,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 10:49:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:03,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:03,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:03,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:49:03,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:03,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 10:49:03,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:03,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:03,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:03,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:03,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:03,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:03,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 10:49:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:03,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:03,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:03,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:49:03,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 10:49:03,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:03,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:03,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:03,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-25 10:49:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:03,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:03,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:03,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 10:49:04,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 10:49:04,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1530 [2020-09-25 10:49:04,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:04,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-25 10:49:04,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 10:49:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:49:04,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:04,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:49:04,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:04,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:04,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 10:49:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:04,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:04,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 10:49:04,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:04,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:04,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 10:49:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:49:04,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 10:49:04,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-09-25 10:49:04,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:04,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 10:49:04,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 10:49:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:04,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:04,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 10:49:04,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:04,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:04,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-25 10:49:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:49:04,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:04,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 10:49:04,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:04,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 10:49:04,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 10:49:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:04,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:04,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:04,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:04,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 10:49:04,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:04,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:04,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:04,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:04,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:04,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-09-25 10:49:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:04,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-25 10:49:05,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-09-25 10:49:05,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 10:49:05,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-25 10:49:05,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-25 10:49:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:05,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 10:49:05,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:05,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 10:49:05,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-25 10:49:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:05,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 10:49:05,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 10:49:05,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 10:49:05,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-25 10:49:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 10:49:05,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 10:49:05,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:05,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 10:49:05,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-25 10:49:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:05,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 10:49:05,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:05,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 10:49:05,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-25 10:49:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 10:49:05,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 10:49:05,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 10:49:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 10:49:05,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 10:49:05,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-25 10:49:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-25 10:49:05,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:49:05,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:49:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-25 10:49:05,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 10:49:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 10:49:05,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 10:49:05,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:49:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:05,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-25 10:49:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 10:49:05,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:49:05,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 10:49:05,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 10:49:05,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 10:49:05,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2020-09-25 10:49:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:49:05,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:49:05,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:49:05,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:49:05,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:49:05,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 10:49:05,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:49:05,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:49:05,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:49:05,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 10:49:05,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:49:05,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:49:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-25 10:49:05,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [152652612] [2020-09-25 10:49:05,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 10:49:05,926 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-09-25 10:49:05,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942103203] [2020-09-25 10:49:05,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-09-25 10:49:05,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:49:05,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-09-25 10:49:05,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2020-09-25 10:49:05,973 INFO L87 Difference]: Start difference. First operand 578 states. Second operand 25 states. [2020-09-25 10:49:08,593 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-25 10:49:11,597 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-25 10:49:15,627 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:17,624 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-25 10:49:20,054 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:22,679 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:26,619 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 506 [2020-09-25 10:49:28,239 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 508 [2020-09-25 10:49:29,906 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:31,598 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-25 10:49:33,178 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:34,744 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:36,295 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-25 10:49:38,207 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 10:49:39,754 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 508 [2020-09-25 10:49:44,065 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 501 [2020-09-25 10:49:46,994 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 503