/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec27_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:15:56,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:15:56,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:15:56,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:15:56,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:15:56,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:15:56,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:15:56,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:15:57,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:15:57,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:15:57,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:15:57,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:15:57,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:15:57,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:15:57,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:15:57,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:15:57,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:15:57,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:15:57,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:15:57,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:15:57,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:15:57,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:15:57,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:15:57,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:15:57,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:15:57,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:15:57,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:15:57,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:15:57,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:15:57,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:15:57,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:15:57,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:15:57,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:15:57,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:15:57,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:15:57,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:15:57,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:15:57,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:15:57,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:15:57,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:15:57,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:15:57,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:15:57,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:15:57,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:15:57,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:15:57,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:15:57,068 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:15:57,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:15:57,069 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:15:57,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:15:57,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:15:57,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:15:57,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:15:57,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:15:57,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:15:57,070 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:15:57,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:15:57,070 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:15:57,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:15:57,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:15:57,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:15:57,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:15:57,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:15:57,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:15:57,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:15:57,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:15:57,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:15:57,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:15:57,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:15:57,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:15:57,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:15:57,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:15:57,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:15:57,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:15:57,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:15:57,372 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:15:57,374 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:15:57,375 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product32.cil.c [2020-10-12 17:15:57,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/845c92655/68b5709aa34b479996fc05beca29d1b0/FLAG4c6e57126 [2020-10-12 17:15:58,035 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:15:58,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec27_product32.cil.c [2020-10-12 17:15:58,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/845c92655/68b5709aa34b479996fc05beca29d1b0/FLAG4c6e57126 [2020-10-12 17:15:58,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/845c92655/68b5709aa34b479996fc05beca29d1b0 [2020-10-12 17:15:58,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:15:58,289 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:15:58,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:15:58,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:15:58,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:15:58,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:15:58" (1/1) ... [2020-10-12 17:15:58,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2260ab44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:58, skipping insertion in model container [2020-10-12 17:15:58,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:15:58" (1/1) ... [2020-10-12 17:15:58,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:15:58,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:15:59,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:15:59,052 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:15:59,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:15:59,343 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:15:59,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59 WrapperNode [2020-10-12 17:15:59,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:15:59,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:15:59,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:15:59,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:15:59,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... [2020-10-12 17:15:59,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:15:59,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:15:59,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:15:59,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:15:59,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:15:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:15:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:15:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:15:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:15:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:15:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:15:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:15:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:15:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:15:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:15:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:15:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:15:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:15:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:15:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:15:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:15:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:15:59,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:15:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:15:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:15:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:15:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:15:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:15:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:15:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:15:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:15:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:15:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:15:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:15:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:15:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:15:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:15:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2020-10-12 17:15:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:15:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:15:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:15:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:15:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:15:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:15:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:15:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:15:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:15:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:15:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:15:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:15:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:15:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:15:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:15:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:15:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:15:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:15:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:15:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:15:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:15:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:15:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:15:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:15:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:15:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:15:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:15:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:15:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:15:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:15:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:15:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:15:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:15:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:15:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:15:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:15:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-12 17:15:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-12 17:15:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-12 17:15:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:15:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:15:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:15:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:15:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:15:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:15:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:15:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:15:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-12 17:15:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-12 17:15:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:15:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-12 17:15:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:15:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:15:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:15:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:15:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:15:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:15:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:15:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:15:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:15:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:15:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:15:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:15:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:15:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:15:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:15:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:15:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:15:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:15:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:15:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:15:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:15:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:15:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:15:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:15:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:15:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:15:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:15:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:15:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:15:59,649 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:15:59,649 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:15:59,649 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:15:59,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:15:59,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:15:59,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:15:59,650 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:15:59,650 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:15:59,650 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:15:59,650 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:15:59,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:15:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:15:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:15:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:15:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:15:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:15:59,652 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:15:59,652 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:15:59,652 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:15:59,652 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:15:59,653 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:15:59,653 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-12 17:15:59,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:15:59,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:15:59,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:15:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:15:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:15:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:15:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:15:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:15:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:15:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:15:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:15:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:15:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:15:59,656 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:15:59,656 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:15:59,656 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:15:59,656 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:15:59,656 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:15:59,656 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:15:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:15:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:15:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:15:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:15:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:15:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-12 17:15:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-12 17:15:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-12 17:15:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:15:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:15:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-12 17:15:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-12 17:15:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-12 17:15:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-12 17:15:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:15:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:15:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:15:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:15:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:15:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:15:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:15:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:15:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:15:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:15:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:15:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-12 17:15:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-12 17:15:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-12 17:15:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:15:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:15:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:16:01,811 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:16:01,812 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:16:01,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:16:01 BoogieIcfgContainer [2020-10-12 17:16:01,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:16:01,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:16:01,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:16:01,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:16:01,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:15:58" (1/3) ... [2020-10-12 17:16:01,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3622940b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:16:01, skipping insertion in model container [2020-10-12 17:16:01,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:15:59" (2/3) ... [2020-10-12 17:16:01,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3622940b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:16:01, skipping insertion in model container [2020-10-12 17:16:01,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:16:01" (3/3) ... [2020-10-12 17:16:01,828 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product32.cil.c [2020-10-12 17:16:01,839 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:16:01,847 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:16:01,861 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:16:01,887 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:16:01,887 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:16:01,887 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:16:01,887 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:16:01,887 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:16:01,887 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:16:01,888 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:16:01,888 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:16:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states. [2020-10-12 17:16:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-12 17:16:01,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:16:01,949 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:16:01,949 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:16:01,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:16:01,956 INFO L82 PathProgramCache]: Analyzing trace with hash -175128502, now seen corresponding path program 1 times [2020-10-12 17:16:01,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:16:01,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1109168507] [2020-10-12 17:16:01,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:16:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:02,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:03,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:03,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:04,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:04,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:04,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:04,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:07,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:07,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 324 [2020-10-12 17:16:07,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:16:07,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-12 17:16:07,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:07,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 17:16:07,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:16:07,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 241 [2020-10-12 17:16:07,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:16:09,889 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-12 17:16:09,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:16:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:09,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:10,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:16:10,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:10,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-12 17:16:10,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:10,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:10,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:16:10,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:10,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:16:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:10,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:10,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:16:10,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:10,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:16:10,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:10,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:10,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:10,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:16:10,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:10,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:16:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:10,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:10,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:16:10,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:10,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:16:10,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:10,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:10,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:10,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:16:10,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:16:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:10,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:10,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:16:10,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:10,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:16:10,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:10,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:10,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:10,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:16:10,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:10,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:16:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:10,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:10,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:14,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:16:15,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:16:15,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 17:16:15,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:16:15,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 17:16:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:16:15,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:16:15,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:16:15,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:16:15,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:16:15,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:15,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:16:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:16:15,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:16:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:16:15,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:16:15,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:16:15,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:16:15,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:15,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:16:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:15,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:16:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:16:15,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:16:15,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-12 17:16:15,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:16:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:16:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:16:15,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:16:15,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:16:15,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:16:15,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:16:15,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:16:15,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:16:15,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:16:15,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:16:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:16:15,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:15,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:16:15,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:16:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:16:15,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:16:15,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:15,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:16:15,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:15,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:15,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:16:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:15,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:15,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:15,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:15,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:15,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:15,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:15,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:15,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:15,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:15,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:16:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:16:16,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:16:16,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:16:16,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:16,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:16:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:16:16,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:16,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:16,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:16:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:16:16,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:16:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:16,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:16:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:16:16,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:16:16,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:16:16,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:16:16,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 17:16:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:16:16,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:16,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:16,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 17:16:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:16:16,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:16:16,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:16,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-12 17:16:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:16:16,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:16:16,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:16,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-12 17:16:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:16:16,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:16:16,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:16:16,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:16:16,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-12 17:16:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:16:16,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:16:16,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:16:16,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:16:16,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:16:16,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:16:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:16,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:16:16,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-12 17:16:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:16,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:16:16,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-12 17:16:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:16:16,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:16,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:16:16,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-10-12 17:16:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:16:16,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:16:16,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:16:16,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:16:16,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:16:16,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:16:16,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:16:16,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:16:16,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:16:16,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:16:16,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:16:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-12 17:16:16,533 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1109168507] [2020-10-12 17:16:16,535 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:16:16,535 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-12 17:16:16,536 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696103430] [2020-10-12 17:16:16,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-12 17:16:16,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:16:16,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-12 17:16:16,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2020-10-12 17:16:16,564 INFO L87 Difference]: Start difference. First operand 639 states. Second operand 32 states. [2020-10-12 17:16:23,457 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 578 DAG size of output: 570 [2020-10-12 17:16:27,100 WARN L193 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 582 DAG size of output: 574 [2020-10-12 17:16:32,018 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 580 DAG size of output: 572 [2020-10-12 17:16:34,888 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 583 DAG size of output: 575 [2020-10-12 17:16:37,729 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 583 DAG size of output: 575 [2020-10-12 17:16:40,625 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 584 DAG size of output: 576 [2020-10-12 17:16:48,628 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 569 [2020-10-12 17:16:50,939 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:16:52,684 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:16:54,400 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:16:57,358 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 584 DAG size of output: 576 [2020-10-12 17:17:00,695 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 586 DAG size of output: 578 [2020-10-12 17:17:07,020 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:17:10,020 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 582 DAG size of output: 574 [2020-10-12 17:17:11,568 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 575 [2020-10-12 17:17:14,482 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 577 DAG size of output: 576 [2020-10-12 17:17:16,143 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-12 17:17:19,120 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 583 DAG size of output: 575 [2020-10-12 17:17:20,631 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:17:23,774 WARN L193 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 584 DAG size of output: 576 [2020-10-12 17:17:26,559 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2020-10-12 17:17:29,492 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-12 17:17:31,836 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:17:33,379 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:17:34,847 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:17:36,445 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:17:39,511 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 569 [2020-10-12 17:17:41,068 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-12 17:17:42,717 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:17:44,202 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:17:45,643 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:17:47,174 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:18:01,480 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 583 DAG size of output: 575 [2020-10-12 17:18:04,468 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 583 DAG size of output: 575 [2020-10-12 17:18:07,437 WARN L193 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 583 DAG size of output: 575 [2020-10-12 17:18:10,475 WARN L193 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 586 DAG size of output: 578 [2020-10-12 17:18:12,621 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:18:14,134 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:18:15,637 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:18:17,164 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:18:20,939 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2020-10-12 17:18:45,993 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-10-12 17:19:06,193 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2020-10-12 17:19:09,735 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2020-10-12 17:19:09,941 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2020-10-12 17:19:21,427 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2020-10-12 17:19:50,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:19:50,303 INFO L93 Difference]: Finished difference Result 4795 states and 9264 transitions. [2020-10-12 17:19:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 342 states. [2020-10-12 17:19:50,305 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 220 [2020-10-12 17:19:50,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:19:50,367 INFO L225 Difference]: With dead ends: 4795 [2020-10-12 17:19:50,368 INFO L226 Difference]: Without dead ends: 3363 [2020-10-12 17:19:50,422 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65203 ImplicationChecksByTransitivity, 105.9s TimeCoverageRelationStatistics Valid=19818, Invalid=116712, Unknown=0, NotChecked=0, Total=136530 [2020-10-12 17:19:50,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3363 states. [2020-10-12 17:19:51,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3363 to 1866. [2020-10-12 17:19:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1866 states. [2020-10-12 17:19:51,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1866 states and 2608 transitions. [2020-10-12 17:19:51,185 INFO L78 Accepts]: Start accepts. Automaton has 1866 states and 2608 transitions. Word has length 220 [2020-10-12 17:19:51,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:19:51,186 INFO L479 AbstractCegarLoop]: Abstraction has 1866 states and 2608 transitions. [2020-10-12 17:19:51,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-10-12 17:19:51,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2608 transitions. [2020-10-12 17:19:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-10-12 17:19:51,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:19:51,198 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:19:51,198 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:19:51,199 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:19:51,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:19:51,199 INFO L82 PathProgramCache]: Analyzing trace with hash -701787112, now seen corresponding path program 1 times [2020-10-12 17:19:51,199 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:19:51,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [39468695] [2020-10-12 17:19:51,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:19:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:19:51,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:51,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:51,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:51,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:51,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:51,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:51,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:19:52,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking...